title: Chronic obstructive pulmonary disease.
authors.forename: Herb
authors.initials: H
authors.lastname: Brody
mesh_terms: D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis / Q000453:epidemiology / Q000235:genetics / Q000628:therapy; D012907:Smoking / Q000009:adverse effects; D014481:United States / Q000453:epidemiology; D014807:Vitamin D / Q000627:therapeutic use
chemical_list: D014807:Vitamin D