Holzhey, David M., Jan P. Cornely, Ardawan J. Rastan, Piroze Davierwala, and Friedrich W. Mohr. “Review of a 13-Year Single-Center Experience With Minimally Invasive Direct Coronary Artery Bypass As the Primary Surgical Treatment of Coronary Artery Disease”. The Heart Surgery Forum 15, no. 2 (April 26, 2012): E61-E68. Accessed April 19, 2024. https://journal.hsforum.com/index.php/HSF/article/view/1047.