title: [Even now smoking cessation is worthwhile].
mesh_terms: D000367:Age Factors; D000368:Aged; D002318:Cardiovascular Diseases / Q000401:mortality* / Q000517:prevention & control*; D002423:Cause of Death; D006801:Humans; D008875:Middle Aged; D016540:Smoking Cessation; D020521:Stroke / Q000401:mortality* / Q000517:prevention & control*