title: Chronic obstructive pulmonary disease: important advances.
authors: National Heart and Lung Institute, Imperial College, Dovehouse Street, London, SW3 6LY, UK. Electronic address: p.j.barnes@imperial.ac.uk.
authors: Peter J
authors: PJ
authors: Barnes
mesh_terms: D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000150:complications / Q000175:diagnosis / Q000628:therapy*; D012129:Respiratory Function Tests