[Comparative studies of various methods of myocardial protection in aortic valve replacement].
D000328:Adult; D000368:Aged; D001021:Aortic Valve / Q000601:surgery*; D005260:Female; D006324:Heart Arrest, Induced / Q000379:methods*; D006349:Heart Valve Diseases / Q000601:surgery; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D008875:Middle Aged