title: Is it asthma, COPD, or something in between, and does it matter?
authors.forename: Donald P
authors.initials: DP
authors.lastname: Tashkin
mesh_terms: D001249:Asthma / Q000145:classification*; D005260:Female; D006801:Humans; D008297:Male; D029424:Pulmonary Disease, Chronic Obstructive / Q000145:classification*