Vitovskiy, R., O. Bolshak, V. Boukarim, Yu. Bakhovska, and V. Popov. 2020. “Mitral Valve Plasty During Correction of Combined Mitral-Aortic Valve Diseases”. Ukrainian Journal of Cardiovascular Surgery, no. 4 (41) (December), 63-68. https://doi.org/10.30702/ujcvs/20.4112/059063-068/407-08-097.