Left main coronary artery disease: risk of angiography and surgery.
D000328:Adult; D000368:Aged; D000792:Angiography / Q000009:adverse effects; D017023:Coronary Angiography; D001026:Coronary Artery Bypass; D003327:Coronary Disease / Q000000981:diagnostic imaging / Q000601:surgery; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged