title: Long-term follow-up of aortic valvar grafts.
mesh_terms: D000900:Anti-Bacterial Agents; D001021:Aortic Valve / Q000637:transplantation*; D001022:Aortic Valve Insufficiency / Q000401:mortality; D001024:Aortic Valve Stenosis / Q000401:mortality; D002114:Calcinosis / Q000209:etiology; D004696:Endocarditis / Q000209:etiology; D005500:Follow-Up Studies; D005612:Freeze Drying; D006571:Heterocyclic Compounds; D006801:Humans; D007783:Lactones; D008722:Methods; D011183:Postoperative Complications / Q000401:mortality; D012422:Rupture, Spontaneous; D013242:Sterilization; D014021:Tissue Preservation; D014184:Transplantation, Homologous
chemical_list: D000900:Anti-Bacterial Agents; D006571:Heterocyclic Compounds; D007783:Lactones