Halych, S. R., D. M. Schurko, and M. I. Schurko. “Features of Pregnancy and Childbirth in Women With Congenital Malformations of the Fetus Development”. Journal of Education, Health and Sport 5, no. 3 (March 20, 2015): 62–67. Accessed February 3, 2023. https://apcz.umk.pl/JEHS/article/view/2581.