Holzhey, David M., Jan P. Cornely, Ardawan J. Rastan, Piroze Davierwala, and Friedrich W. Mohr. 2012. “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 (2):E61-E68. https://doi.org/10.1532/HSF98.20111141.