Gogayeva, Olena. “Cardiac Surgery of Complicated Forms of Coronary Artery Disease: Features of the Perioperative Period in High-Risk Patients”. Ukrainian Journal of Cardiovascular Surgery, no. 2 (43) (June 18, 2021): 14-22. Accessed March 29, 2024. https://cvs.org.ua/index.php/ujcvs/article/view/413.