title: Small airways in COPD.
authors.affiliation: National Heart and Lung Institute, Imperial College, London.
authors.forename: Peter J
authors.initials: PJ
authors.lastname: Barnes
mesh_terms: D001980:Bronchi / Q000473:pathology*; D018450:Disease Progression; D005541:Forced Expiratory Volume; D006801:Humans; D007249:Inflammation; D029424:Pulmonary Disease, Chronic Obstructive / Q000209:etiology / Q000473:pathology* / Q000503:physiopathology