title: A review of the causes of postoperative hypoxia.
mesh_terms: D000758:Anesthesia; D001285:Atropine / Q000627:therapeutic use; D002302:Cardiac Output; D006801:Humans; D000860:Hypoxia / Q000209:etiology* / Q000517:prevention & control; D008875:Middle Aged; D009294:Narcotics / Q000627:therapeutic use; D010101:Oxygen Consumption; D011183:Postoperative Complications; D011229:Preanesthetic Medication; D014691:Ventilation
chemical_list: D009294:Narcotics; D001285:Atropine