title: Aortic valvar replacements.
mesh_terms: D001021:Aortic Valve / Q000473:pathology / Q000601:surgery / Q000637:transplantation*; D002114:Calcinosis / Q000473:pathology; D005205:Fascia / Q000637:transplantation; D005500:Follow-Up Studies; D006801:Humans; D011183:Postoperative Complications; D011664:Pulmonary Valve / Q000637:transplantation; D014182:Transplantation, Autologous; D014184:Transplantation, Homologous