Gutyj, B., Y. Grymak, M. Drach, O. Bilyk, O. Matsjuk, N. Magrelo, M. Zmiya, and O. Katsaraba. “The Impact of Endogenous Intoxication on Biochemical Indicators of Blood of Pregnant Cows”. Regulatory Mechanisms in Biosystems 8, no. 3 (July 20, 2017): 438-443. Accessed January 18, 2022. https://medicine.dp.ua/index.php/med/article/view/021768.