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Title
Tiotropium for stable chronic obstructive pulmonary disease: A meta-analysis.
Authors
Barr, R G; Bourbeau, J; Camargo, C A; Ram, F S F
Abstract
A systematic review was undertaken to evaluate the efficacy of tiotropium, a long acting anticholinergic drug, on clinical events, symptom scales, pulmonary function, and adverse events in stable chronic obstructive pulmonary disease (COPD).