title: Indications of operation upon the heart as viewed from coronary arteriographic findings.
mesh_terms: D000792:Angiography; D017023:Coronary Angiography; D003327:Coronary Disease / Q000000981:diagnostic imaging / Q000601:surgery*; D004562:Electrocardiography; D006801:Humans; D008297:Male; D008875:Middle Aged