title: Stopping smoking and C.H.D.
mesh_terms: D000368:Aged; D003327:Coronary Disease / Q000453:epidemiology* / Q000401:mortality / Q000517:prevention & control; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008875:Middle Aged; D012907:Smoking; D000074606:Smoking Prevention