title: [Determination of the duration of viability of aortic allo- and xeno-valves intended for clinical use].
mesh_terms: D000818:Animals; D006351:Heart Valves / Q000033:anatomy & histology / Q000378:metabolism / Q000637:transplantation*; D006651:Histocytochemistry; D006801:Humans; D011180:Postmortem Changes; D013552:Swine; D014183:Transplantation, Heterologous; D014184:Transplantation, Homologous
vernacular_title: Opredelenie srokov zhiznesposobnosti aortal'nykh allo- i ksenoklapanov, prednaznachennykh dlia klinicheskogo primeneniia