Shapovalova, O. A., M. S. Bula, O. U. Pukas, S. V. Varbanets, and O. D. Bablyak. “Experience in Use of Small Valve Prostheses in Adults With Narrow Valve Ring of the Aortic Valve”. Ukrainian Journal of Cardiovascular Surgery, no. 1 (24) (May 16, 2016): 49-51. Accessed April 26, 2024. https://cvs.org.ua/index.php/ujcvs/article/view/265.