[Clinical conference at the Department of Thoracic Surgery, Sapporo Medical College. 1. Evaluation of apico-aortic bypass].
D001011:Aorta / Q000601:surgery*; D001020:Aortic Stenosis, Subvalvular / Q000601:surgery; D001807:Blood Vessel Prosthesis; D006350:Heart Valve Prosthesis; D006352:Heart Ventricles / Q000601:surgery*; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged