title: The changing face of COPD.
authors.forename: Antonello
authors.initials: A
authors.lastname: Punturieri
authors.forename: Thomas L
authors.initials: TL
authors.lastname: Croxton
authors.forename: Gail
authors.initials: G
authors.lastname: Weinmann
authors.forename: James P
authors.initials: JP
authors.lastname: Kiley
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D029424:Pulmonary Disease, Chronic Obstructive / Q000401:mortality / Q000628:therapy