Coronary arteriography before aortic valve replacement.
D000328:Adult; D001021:Aortic Valve / Q000601:surgery*; D017023:Coronary Angiography; D001026:Coronary Artery Bypass; D003327:Coronary Disease / Q000401:mortality; D006350:Heart Valve Prosthesis; D006801:Humans; D013997:Time Factors