title: COPD. Assessing functional status.
mesh_terms: D000900:Anti-Bacterial Agents / Q000627:therapeutic use; D001249:Asthma / Q000150:complications / Q000503:physiopathology; D001991:Bronchitis / Q000150:complications / Q000503:physiopathology; D001993:Bronchodilator Agents / Q000627:therapeutic use; D004646:Emphysema / Q000150:complications / Q000503:physiopathology; D006331:Heart Diseases / Q000150:complications; D006760:Hospitalization; D006801:Humans; D008168:Lung / Q000503:physiopathology; D008173:Lung Diseases, Obstructive / Q000150:complications / Q000175:diagnosis / Q000188:drug therapy / Q000503:physiopathology* / Q000517:prevention & control / Q000628:therapy; D008297:Male; D008875:Middle Aged; D010100:Oxygen / Q000627:therapeutic use; D012907:Smoking; D013806:Theophylline / Q000627:therapeutic use
chemical_list: D000900:Anti-Bacterial Agents; D001993:Bronchodilator Agents; D013806:Theophylline; D010100:Oxygen