title: [Clinical conference at the 1st Department of Surgery, School of Medicine, Hiroshima University--1. Conbined valvular disease 18 years after implantation of Hufnagel valve].
mesh_terms: D000328:Adult; D001021:Aortic Valve / Q000601:surgery*; D001022:Aortic Valve Insufficiency / Q000601:surgery; D006349:Heart Valve Diseases / Q000601:surgery*; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D013997:Time Factors