title: Counting, analysing and reporting exacerbations of COPD in randomised controlled trials.
authors.forename: J
authors.initials: J
authors.lastname: Vestbo
mesh_terms: D000208:Acute Disease; D003627:Data Interpretation, Statistical; D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000188:drug therapy*; D016032:Randomized Controlled Trials as Topic