Wilhelm, Markus J., Frank Ruschitzka, Andreas J. Flammer, Dominique Bettex, Marko I. Turina, and Francesco Maisano. “Fiftieth Anniversary of the First Heart Transplantation in Switzerland in the Context of the Worldwide History of Heart Transplantation”. Swiss Medical Weekly 150, no. 0506 (February 7, 2020): w20192. Accessed March 29, 2024. https://smw.ch/index.php/smw/article/view/2727.