title: High amplitude R-waves in Japanese and American telephone executives.
mesh_terms: D000288:Administrative Personnel; D000328:Adult; D001794:Blood Pressure; D002784:Cholesterol / Q000097:blood; D003327:Coronary Disease / Q000453:epidemiology*; D004562:Electrocardiography; D005080:Exercise Test; D006801:Humans; D007564:Japan; D008297:Male; D008875:Middle Aged; D011674:Pulse; D012306:Risk; D012885:Skinfold Thickness; D013689:Telephone; D014280:Triglycerides / Q000097:blood; D014481:United States
chemical_list: D014280:Triglycerides; D002784:Cholesterol