Cigarette smoking as a cause of hypoxemia in man at altitude.
D000064:Acclimatization; D000531:Altitude; D001274:Atmospheric Pressure; D002248:Carbon Monoxide / Q000097:blood; D004912:Erythrocytes / Q000378:metabolism; D006400:Hematocrit; D006454:Hemoglobins / Q000378:metabolism; D006801:Humans; D000860:Hypoxia / Q000209:etiology*; D010100:Oxygen / Q000097:blood; D012907:Smoking / Q000150:complications*
D006454:Hemoglobins; D002248:Carbon Monoxide; D010100:Oxygen