The long reach of cigarette smoke. New research extends the case against secondhand smoke by linking it to heart disease.
D002423:Cause of Death; D003367:Cotinine / Q000097:blood; D006331:Heart Diseases / Q000209:etiology*; D006801:Humans; D014028:Tobacco Smoke Pollution / Q000009:adverse effects*
D014028:Tobacco Smoke Pollution; D003367:Cotinine