Ditkivskyy, I. O., Voloshyn, D. L., Yermolovych, Y. V., Perepeka, I. A., & Lazoryshynets, V. V. (2022). Endovascular Closure of Secondary Septal Defect in Children with Low Body Weight. Ukrainian Journal of Cardiovascular Surgery, 30(4), 53-58. https://doi.org/10.30702/ujcvs/22.30(04)/DV061-5358