Long term results in aortic homografts.
D001021:Aortic Valve / Q000637:transplantation*; D005500:Follow-Up Studies; D006350:Heart Valve Prosthesis / Q000401:mortality; D006801:Humans; D011183:Postoperative Complications / Q000453:epidemiology; D014184:Transplantation, Homologous / Q000401:mortality*; D006113:United Kingdom