Letter: Carboxyhemoglobin levels.
D001161:Arteriosclerosis / Q000209:etiology; D002263:Carboxyhemoglobin / Q000032:analysis*; D004781:Environmental Exposure; D006454:Hemoglobins / Q000032:analysis*; D006801:Humans; D012907:Smoking / Q000150:complications
D006454:Hemoglobins; D002263:Carboxyhemoglobin