title: Clinical trials and their effect on medical therapy: the Multiple Risk Factor Intervention Trial.
mesh_terms: D000328:Adult; D002318:Cardiovascular Diseases / Q000401:mortality; D002986:Clinical Trials as Topic / Q000379:methods*; D006801:Humans; D006973:Hypertension / Q000628:therapy*; D008297:Male; D008875:Middle Aged