Savchuk, T. V. ., S. H. Gychka, and I. V. . Leshchenko. “Pathomorphological Changes of the Placenta in Coronavirus Disease (COVID 19)”. Pathologia, vol. 18, no. 2, Aug. 2021, pp. 128-35, doi:10.14739/2310-1237.2021.2.231461.