Popovych, I., Gozhenko, A., Kuchma, I., Zukow, W., Bilas, V., Koval’chuk, G. and Ivasivka, A. 2020. Immunotropic effects of so-called slag metabolites (creatinine, urea, uric acid and bilirubin) at rats. Journal of Education, Health and Sport. 10, 11 (Nov. 2020), 320–336. DOI:https://doi.org/10.12775/JEHS.2020.10.11.033.