Prapas, Sotirios N., Ioannis A. Panagiotopoulos, Dimitar N. Pentchev, Mohamed A. Salama Ayyad, Dimitrios A. Protogeros, Vasilios N. Kotsis, Ioannis N. Linardakis, Theofanis P. Tzanavaras, and Poly T. Stratigi. “Aorta No-Touch Off-Pump Coronary Artery Revascularization in Octogenarians: 5 Years’ Experience”. The Heart Surgery Forum 12, no. 6 (December 24, 2009): E349-E353. Accessed September 20, 2024. https://journal.hsforum.com/index.php/HSF/article/view/1029.