For citations:

Kastsova L.V., Gutikova L.V., Kurbat M.N., Shulika V.R., Kastsova A.Z. Laboratory criteria for early threatened miscarriage. Health and Ecology Issues. 2022;19(2):76-81. (In Russ.) https://doi.org/10.51523/2708-6011.2022-19-2-09