Rogulska, K., Kapczuk, P., Zioło, A., Sarna, A., Jacek, R. and Grzeszczak, K. (2022) “Probiotics, could be functional foods?”, Journal of Education, Health and Sport, 12(12), pp. 113–116. doi: 10.12775/JEHS.2022.12.12.017.