Endogenous production of carbon monoxide: the human body as a cause of air pollution.
D000397:Air Pollution; D002248:Carbon Monoxide / Q000378:metabolism*; D002249:Carbon Monoxide Poisoning / Q000209:etiology*; D006418:Heme / Q000378:metabolism; D006801:Humans
D006418:Heme; D002248:Carbon Monoxide