title: Infective exacerbations of COPD.
authors.forename: A
authors.initials: A
authors.lastname: Sayiner
authors.forename: N
authors.initials: N
authors.lastname: Okyay
authors.forename: I
authors.initials: I
authors.lastname: Unsal
authors.forename: N
authors.initials: N
authors.lastname: Colpan
mesh_terms: D005260:Female; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000150:complications* / Q000503:physiopathology; D008297:Male; D008875:Middle Aged; D012141:Respiratory Tract Infections / Q000150:complications* / Q000382:microbiology