title: Letter: Carbon monoxide and smoking.
mesh_terms: D001711:Biotransformation; D002248:Carbon Monoxide / Q000097:blood* / Q000378:metabolism; D006454:Hemoglobins / Q000032:analysis*; D006801:Humans; D012907:Smoking / Q000503:physiopathology*
chemical_list: D006454:Hemoglobins; D002248:Carbon Monoxide