Oxygen in the home.
D004417:Dyspnea / Q000628:therapy; D005260:Female; D006801:Humans; D000860:Hypoxia / Q000628:therapy; D008173:Lung Diseases, Obstructive / Q000628:therapy; D008297:Male; D010102:Oxygen Inhalation Therapy; D011660:Pulmonary Heart Disease / Q000628:therapy; D012646:Self Administration; D013997:Time Factors