title: 15 years experience with 615 homograft and autograft aortic valve replacements.
mesh_terms: D001021:Aortic Valve / Q000637:transplantation*; D005500:Follow-Up Studies; D006085:Graft Survival; D006801:Humans; D011379:Prognosis; D014182:Transplantation, Autologous; D014184:Transplantation, Homologous