Marinich, Vitalii, and Yurii Mizernitski. “Efficiency of Prophylaxis of Respiratory Diseases in Athletes-Adolescents”. Pedagogy and Psychology of Sport 4, no. 2 (May 18, 2018): 71–84. Accessed February 4, 2025. https://apcz.umk.pl/PPS/article/view/PPS.2018.011.