title: Statistical analysis of chronic obstructive pulmonary disease (COPD) exacerbations.
authors.forename: D
authors.initials: D
authors.lastname: Liu
authors.forename: S
authors.initials: S
authors.lastname: Menjoge
mesh_terms: D000280:Administration, Inhalation; D002986:Clinical Trials as Topic; D003627:Data Interpretation, Statistical; D018450:Disease Progression; D006801:Humans; D016012:Poisson Distribution; D029424:Pulmonary Disease, Chronic Obstructive / Q000188:drug therapy*; D012107:Research Design; D013223:Statistics as Topic; D016896:Treatment Outcome