Vlasova, O.V., Hrytsiuk, M.I. and Marusyk, U.I. 2020. Influence of adverse factors of low intensity on the frequency of malformations in fetuses and newborns. Journal of Education, Health and Sport. 10, 1 (Jan. 2020), 246–252. DOI:https://doi.org/10.12775/JEHS.2020.10.01.027.