KIMLA, Witold, HAJOK, Natalia, MARUSZAK, Anna, KWIECIEŃ, Julia, STOŁTNY, Julia, GORYCZKA, Justyna, LISIK, Magdalena, MIDA, Magdalena, MICHALIK, Magdalena and MAJDA, Urszula. The influence of physical activity on changes in brain structure in patients with multiple sclerosis. Journal of Education, Health and Sport. Online. 16 June 2026. Vol. 93, p. 72448. [Accessed 16 June 2026]. DOI 10.12775/JEHS.2026.92.72488.