R. Yanko, M. Levashov, E. Chaka, I. Litovka, and S. Safonov, “Seasonal features of the combined effects of intermittent normobabic hypoxia and melatonin on the thyroid gland morphofunctional state”, J Educ Health Sport, vol. 10, no. 4, pp. 186–198, Apr. 2020.