title: The search for distinct and clinically useful phenotypes in chronic obstructive pulmonary disease.
authors.affiliation: 1 Department of Respiratory Medicine, Gentofte Hospital Copenhagen University Hellerup, Denmark.
authors.forename: Asger
authors.initials: A
authors.lastname: Dirksen
authors.forename: William
authors.initials: W
authors.lastname: MacNee
mesh_terms: D005260:Female; D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging*; D008297:Male; D011656:Pulmonary Emphysema / Q000000981:diagnostic imaging*; D011859:Radiography; D012907:Smoking / Q000503:physiopathology*