Multiple risk factor intervention trial (MRFIT).
D000959:Antihypertensive Agents / Q000627:therapeutic use; D001794:Blood Pressure; D002986:Clinical Trials as Topic; D003327:Coronary Disease / Q000517:prevention & control*; D005500:Follow-Up Studies; D006305:Health Status Indicators; D006306:Health Surveys; D006801:Humans; D006973:Hypertension / Q000188:drug therapy*; D008297:Male; D011897:Random Allocation
D000959:Antihypertensive Agents