BABOV, K. D., GUSHCHA, S. G., VOLOSHENYUK, I. O., NASIBULLIN, B. A., BADIUK, N. S. and ZABOLOTNA, I. B. Assessment of biological activity of natural iron-containing mineral waters at their internal application. Journal of Education, Health and Sport. Online. 30 June 2020. Vol. 10, no. 6, pp. 364-372. [Accessed 27 July 2024]. DOI 10.12775/JEHS.2020.10.06.038.