title: Health impact: Breathless.
authors.forename: Amber
authors.initials: A
authors.lastname: Dance
mesh_terms: D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis / Q000453:epidemiology / Q000503:physiopathology* / Q000628:therapy; D012907:Smoking / Q000009:adverse effects; D014481:United States / Q000453:epidemiology; D014807:Vitamin D / Q000276:immunology / Q000627:therapeutic use
chemical_list: D014807:Vitamin D