Mokhnatyi, S. I., and O. M. Dovgan. “Prognostic Model of Surgical Treatment of Severe Mitral Regurgitation at Mitral Valve Prolapse”. Ukrainian Journal of Cardiovascular Surgery, no. 4 (37) (October 20, 2019): 28-35. Accessed April 25, 2024. https://cvs.org.ua/index.php/ujcvs/article/view/313.