Ionescu, M I Heart valve replacement with the Ionescu-Shiley pericardial xenograft. [electronic resource] - The Journal of thoracic and cardiovascular surgery Jan 1977 - 31-42 p. digital Publication Type: Journal Article ISSN: 0022-5223 Subjects--Topical Terms: AdolescentAdultAgedAnimalsAortic Valve--surgeryCattleChildEndocarditis, Bacterial--etiologyFemaleHeart MurmursHeart Valve Prosthesis--mortalityHemodynamicsHumansMaleMiddle AgedMitral Valve--surgeryPericardium--transplantationPostoperative ComplicationsThromboembolism--etiologyTransplantation, Heterologous--mortalityTricuspid Valve--surgery