TrialInternational journal of chronic obstructive pulmonary disease2016

Early bronchodilator action of glycopyrronium versus tiotropium in moderate-to-severe COPD patients: a cross-over blinded randomized study (Symptoms and Pulmonary function in the moRnING).

Jose M Marin et al.PubMed ↗Full text ↗Publisher ↗

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