title: Introduction. COPD.
authors.forename: Basil
authors.initials: B
authors.lastname: Varkey
mesh_terms: D000900:Anti-Bacterial Agents / Q000627:therapeutic use; D015415:Biomarkers / Q000378:metabolism; D006801:Humans; D018942:Macrolides / Q000627:therapeutic use; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis / Q000209:etiology / Q000628:therapy; D014612:Vaccines / Q000627:therapeutic use
chemical_list: D000900:Anti-Bacterial Agents; D015415:Biomarkers; D018942:Macrolides; D014612:Vaccines