title: Trends in population burden of COPD: actual facts or fallacies?
authors.forename: Erik W
authors.initials: EW
authors.lastname: Bischoff
authors.forename: Alan J
authors.initials: AJ
authors.lastname: Crockett
authors.forename: Tjard R J
authors.initials: TR
authors.lastname: Schermer
mesh_terms: D002170:Canada / Q000453:epidemiology; D003937:Diagnosis, Differential; D006801:Humans; D015994:Incidence; D015995:Prevalence; D011320:Primary Health Care / Q000706:statistics & numerical data; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis* / Q000453:epidemiology* / Q000401:mortality