Ditkivskyy, I. O., M. S. Petrov, N. S. Yashchuk, Y. V. Yermolovych, B. V. Cherpak, O. A. Mazur, M. O. Tregubova, and I. A. Perepeka. “Percutaneous Transapical Access for Performing Interventional Procedures in Patients With Structural Heart Pathologies: A Single Center Experience”. Ukrainian Journal of Cardiovascular Surgery, no. 4 (41), Dec. 2020, pp. 45-50, doi:10.30702/ujcvs/20.4112/057045-050/19.1.