Primary prevention of vascular disease by aspirin.
D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D001241:Aspirin / Q000009:adverse effects / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000517:prevention & control; D011897:Random Allocation; D014652:Vascular Diseases / Q000401:mortality / Q000517:prevention & control*
D001241:Aspirin