For citations:

Karpenko L.Y., Pogodaeva A.A., Bakhta A.A. Dynamics of indicators of non-specific protection of holstein black-and-white breeds of cows depending on the month of pregnancy. International Journal of Veterinary Medicine. 2020;(2):178-182. (In Russ.) https://doi.org/10.17238/issn2072-2419.2020.2.178