Outpatient management of irreversible airways obstruction.
D000402:Airway Obstruction / Q000150:complications / Q000628:therapy*; D000553:Ambulatory Care; D001993:Bronchodilator Agents / Q000627:therapeutic use; D006801:Humans; D007384:Intermittent Positive-Pressure Breathing; D010102:Oxygen Inhalation Therapy; D012907:Smoking / Q000150:complications; D013256:Steroids / Q000627:therapeutic use