Bolshak, O., Boukarim, V., Vitovskiy, R., Bakhovska, Y. and Popov, V. (2020) “Aortic Valve Plasty during Correction of Combined Mitral-Aortic Valve Diseases”, Ukrainian Journal of Cardiovascular Surgery, (4 (41), pp. 30-34. doi: 10.30702/ujcvs/20.4112/058030-034/097.