Rudenko, A. V., V. I. Ursulenko, A. V. Kupchynskiy, S. P. Spysarenko, and T. A. Malysheva. “10 000 Consecutive off Pump Coronary Artery Bypass Grafting Operations Performed in a Single Cardiac Surgery Clinic”. Ukrainian Journal of Cardiovascular Surgery, no. 1 (24), May 2016, pp. 6-8, http://cvs.org.ua/index.php/ujcvs/article/view/255.