Avramenko, N. V., and O. A. Nikiforov. “The Analysis of the Frequency of Detection of Congenital Heart Disease of the Fetus in Carryingout of Penatal Diagnosis in the Zaporozhye Region”. Zaporozhye Medical Journal 15, no. 3 (June 13, 2013). Accessed May 4, 2024. http://zmj.zsmu.edu.ua/article/view/13552.