title: American coronary primary prevention trials: implications for blacks.
mesh_terms: D000328:Adult; D001741:Black or African American; D002986:Clinical Trials as Topic; D003327:Coronary Disease / Q000401:mortality / Q000517:prevention & control*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011897:Random Allocation; D014481:United States