Byrne, John G., David H. Adams, Gregory S. Couper, Robert J. Rizzo, Lawrence H. Cohn, and Sary F. Aranki. 1999. “Minimally Invasive Aortic Root Replacement”. The Heart Surgery Forum 2 (4):E326-E329. https://journal.hsforum.com/index.php/HSF/article/view/6373.