Abdurakhmanov, Z. M., Varbanets, S. V., & Yemets, I. N. (2018). Whether aortic valve repairs are a reasonable substitute for replacement in children? EXPERT REVIEW. Ukrainian Journal of Cardiovascular Surgery, (4 (33), 54-56. https://doi.org/10.30702/ujcvs/18.33/13(054-056)