title: Some observations on the National Diet-Heart Study.
mesh_terms: D002784:Cholesterol / Q000097:blood*; D002986:Clinical Trials as Topic; D003327:Coronary Disease / Q000517:prevention & control*; D004041:Dietary Fats; D005224:Fats, Unsaturated; D005230:Fatty Acids, Nonesterified; D006801:Humans; D008297:Male; D008875:Middle Aged; D012189:Retrospective Studies; D012907:Smoking; D014481:United States
chemical_list: D004041:Dietary Fats; D005224:Fats, Unsaturated; D005230:Fatty Acids, Nonesterified; D002784:Cholesterol