Ditkivskyy, I. O., Mazur, O. A., Yashchuk, N. S., Cherpak, B. V. and Yermolovych, J. V. (2018) “Endovascular closure of patent foramen ovale for cryptogenic stroke prevention in patients of young age”, Ukrainian Journal of Cardiovascular Surgery, (2 (31), pp. 52-56. doi: 10.30702/ujcvs/18.31/10(052-056).