title: Chronic obstructive pulmonary disease.
authors.forename: S
authors.initials: S
authors.lastname: Sethi
authors.forename: T F
authors.initials: TF
authors.lastname: Murphy
mesh_terms: D000900:Anti-Bacterial Agents / Q000627:therapeutic use*; D001419:Bacteria / Q000302:isolation & purification; D001424:Bacterial Infections / Q000150:complications*; D015169:Colony Count, Microbial; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000188:drug therapy / Q000382:microbiology*; D013183:Sputum / Q000382:microbiology
chemical_list: D000900:Anti-Bacterial Agents