Inhalation of oxygen.
D000740:Anemia / Q000628:therapy*; D002318:Cardiovascular Diseases / Q000628:therapy*; D000860:Hypoxia / Q000628:therapy*; D008171:Lung Diseases / Q000628:therapy*; D010102:Oxygen Inhalation Therapy / Q000295:instrumentation; D011041:Poisoning / Q000628:therapy*; D012769:Shock / Q000628:therapy*