Observational studyThe Lancet. Global health2021

Impact and effectiveness of 13-valent pneumococcal conjugate vaccine on population incidence of vaccine and non-vaccine serotype invasive pneumococcal disease in Blantyre, Malawi, 2006-18: prospective observational time-series and case-control studies.

Naor Bar-Zeev et al.PubMed ↗Full text ↗Publisher ↗

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