title: [Problems of transplanting allo- and xeno- heart valves].
mesh_terms: D001021:Aortic Valve / Q000601:surgery*; D001022:Aortic Valve Insufficiency; D005500:Follow-Up Studies; D006350:Heart Valve Prosthesis; D006351:Heart Valves / Q000637:transplantation; D006801:Humans; D008943:Mitral Valve / Q000601:surgery*; D008944:Mitral Valve Insufficiency; D014021:Tissue Preservation; D014181:Transplantation Immunology; D014184:Transplantation, Homologous
vernacular_title: Problemy transplantatsii allo- i ksenoklapanov serdtsa.