Lukyanchenko, O. I., O. A. Gozhenko, O. I. Mel’nyk, W. Zukow, and I. L. Popovych. “Features of the Immune Profile and Microbiota in Persons Whose Immune Status Is Susceptible or Resistant to Chronic Stress”. Journal of Education, Health and Sport, vol. 9, no. 3, Mar. 2019, pp. 601-1, https://apcz.umk.pl/JEHS/article/view/6845.