Ditkivskyy IO, Petrov MS, Voloshyn DL, Yashchuk NS, Lazoryshynets VV. Endovascular Closure of Secundum Atrial Septal Defects with Complex Anatomy. ujcvs [Internet]. 2023Mar.27 [cited 2024May18];31(1):36-4. Available from: http://cvs.org.ua/index.php/ujcvs/article/view/548