Popovych, I., I. Kuchma, S. Ruzhylo, W. Zukow, and A. Gozhenko. “Neuroendocrine-Immune Complex As the Mirror of the State of Exchange of Nitrogenous Metabolites at Rats”. Journal of Education, Health and Sport, vol. 11, no. 8, Aug. 2021, pp. 55-65, doi:10.12775/JEHS.2021.11.08.006.