Bonatti, Johannes, Thomas Schachner, Nikolaos Bonaros, Armin Öhlinger, Elisabeth Rützler, Gudrun Feuchtner, Christian Kolbitsch, Guy Friedrich, Thomas Bartel, Otmar Pachinger, and Günther Laufer. 2007. “Robotic Totally Endoscopic Double-Vessel Bypass Grafting: A Further Step Toward Closed-Chest Surgical Treatment of Multivessel Coronary Artery Disease”. The Heart Surgery Forum 10 (3):E239-E242. https://doi.org/10.1532/HSF98.20070702.