54 authors at 1 institution in 1 country.
Simona BalestriniFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.ORCID 0000-0001-5639-1969 Mohamad A MikatiFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy. s.sisodiya@ucl.ac.uk j.kaski@ucl.ac.uk mohamad.mikati@duke.edu.
Reyes Álvarez-García-RovésFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Michael CarboniFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.ORCID 0000-0002-9875-7276 Arsen S HunanyanFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Bassil KherallahFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Melissa McLeanFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Lyndsey PrangeFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Elisa De GrandisFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Alessandra GagliardiFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Livia PisciottaFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.ORCID 0000-0001-7653-981X Michela StagnaroFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Edvige VeneselliFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Jaume CampistolFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Carmen FonsFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Leticia Pias-PeleteiroFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Allison BrashearFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.ORCID 0000-0002-8812-7545 Charlotte MillerFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Raquel SamõesFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Vesna BrankovicFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Quasar S PadiathFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Ana PoticFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Jacek PilchFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.ORCID 0000-0001-6792-0985 Aikaterini VezyroglouFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Ann M E ByeFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.ORCID 0000-0002-5818-6130 Andrew M DavisFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.ORCID 0000-0003-2826-8562 Monique M RyanFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.ORCID 0000-0001-6397-1910 Christopher SemsarianFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Georgina HollingsworthFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Ingrid E SchefferFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Tiziana GranataFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Nardo NardocciFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Francesca RagonaFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Alexis ArzimanoglouFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.ORCID 0000-0002-7233-2771 Eleni PanagiotakakiFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Inês CarrilhoFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Claudio ZuccaFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Jan NovyFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Karolina DzieżycFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Marek ParowiczFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Maria Mazurkiewicz-BełdzińskaFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.ORCID 0000-0002-9405-5066 Sarah WeckhuysenFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.ORCID 0000-0003-2878-1147 Roser PonsFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Sergiu GroppaFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Daniel S SindenFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Geoffrey S PittFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Andrew TinkerFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Michael AshworthFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Zuzanna MichalakFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Maria ThomFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.ORCID 0000-0001-7712-2629 J Helen CrossFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Rosaria VavassoriFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy.
Juan P KaskiFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy. s.sisodiya@ucl.ac.uk j.kaski@ucl.ac.uk mohamad.mikati@duke.edu.ORCID 0000-0002-0014-9927 Sanjay M SisodiyaFrom the Department of Clinical and Experimental Epilepsy (S.B., S.M.S.), UCL Queen Square Institute of Neurology, London; Chalfont Centre for Epilepsy (S.B., S.M.S.), Bucks, UK; Division of Pediatric Neurology (M.A.M., A.S.H., B.K., M.M., L.P.), Department of Neurobiology, and Division of Cardiology (M.C.), Department of Pediatrics, Duke University, School of Medicine, Durham, NC; Centre for Inherited Cardiovascular Diseases (R.A.G.-R., J.P.K.), Great Ormond Street Hospital for Children NHS Foundation Trust; Institute of Cardiovascular Science(R.A.G.-R., J.P.K.), University College London, London, UK; Child Neuropsychiatry Unit (E.D.G., A.G., L.P., M.S., E.V.), IRCCs Istituto Giannina Gaslini, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health, DINOG-MI, University of Genoa; Department of Pediatric Neuroscience (A.G., T.G., N.N., F.R.), Fondazione IRCCS Istituto Neurologico Carlo Besta; Unit of Child Neuropsychiatry (L.P.), ASST Fatebenefratelli Sacco, Milan, Italy; Paediatric Neurology Department (J.C., C.F., L.P.-P., A.A.), Hospital Sant Joan de Déu, Esplugues de Llobregat, Barcelona University, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Barcelona, Spain; Department of Neurology (A.B., C.M.), Wake Forest School of Medicine, Winston-Salem, NC; Neurology Department (R.S.), Centro Hospitalar e Universitario do Porto-Hospital de Santo António, Porto, Portugal; Clinic for Child Neurology and Psychiatry (V.B., A.P.), Department of Child Neurology, Medical Faculty University of Belgrade, Serbia; Department of Human Genetics (Q.S.P.), Graduate School of Public Health, University of Pittsburgh, PA; Department of Pediatric Neurology (J.P.), Medical University of Silesia, Katowice, Poland; Clinical Neurosciences (K.V., J.H.C.), Developmental Neuroscience Programme, UCL Great Ormond Street Institute of Child Health, and Great Ormond Street Hospital for Children NHS Foundation Trust, Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, London, UK; Sydney Children's Hospital (A.M.E.B.), Randwick; Department of Cardiology (A.M.D.), The Royal Children's Hospital, Melbourne, University of Melbourne; Department of Neurology (M.M.R.), Royal Children's Hospital, Melbourne; Agnes Ginges Centre for Molecular Cardiology (C.S.), Centenary Institute, University of Sydney; Epilepsy Research Centre (G.H., I.E.S.), Department of Medicine, University of Melbourne, Austin Health, Heidelberg, VIC; Department of Paediatrics (I.E.S.), University of Melbourne, Royal Children's Hospital, Florey and Murdoch Children's Research Institutes, Melbourne, Australia; Department of Clinical Epileptology, Sleep Disorders and Functional Neurology in Children (A.A., E.P.), University Hospitals of Lyon (HCL), Member of the International Alternating Hemiplegia in Childhood Research Consortium IAHCRC and of the European Reference Network ERN EpiCARE, Lyon, France; Paediatric Neurology Unit (I.C.), CMIN, Centro Hospitalar e Universitario Porto, Porto, Portugal; Clinical Neurophysiology Unit (C.Z.), IRCCS "E. Medea," Bosisio Parini (LC), Italy; Department of Neurology (J.N.), CHUV and Université de Lausanne, Switzerland; Second Department of Neurology (K.D.), Institute Psychiatry and Neurology, Warsaw, Poland; Association AHC18+ e. V. (Germany) and Polish Association for People Affected by AHC, ahc-pl (M.P.); Department of Developmental Neurology (M.M.B.), Medical University of Gdańsk, Poland; Neurology Department (S.W.), University Hospital Antwerp; Neurogenetics Group (S.W.), University Antwerp, Belgium; First Department of Pediatrics (R.P.), "Agia Sofia" Children Hospital, National & Kapodistrian University of Athens, Greece; Department of Neurology (S.G.), University Medical Center of the Johannes Gutenberg University Mainz, Germany; Ion Channel Research Unit (D.S.S.), Department of Medicine/Cardiology and Pharmacology, Duke University Medical Center, Durham, NC; Cardiovascular Research Institute (G.S.P.), Weill Cornell Medical College, New York, NY; The Heart Centre (A.T.), Queen Mary University of London; Department of Pathology (M.A.), Great Ormond Street Hospital for Children NHS Foundation Trust; Department of Neuropathology (Z.M., M.T.), Institute of Neurology, University College London, UK; and ICT and Data Analysis Section (R.V.), Euro-Mediterranean Institute of Science and Technology (I.E.ME.S.T.), Palermo, Italy. s.sisodiya@ucl.ac.uk j.kaski@ucl.ac.uk mohamad.mikati@duke.edu.