Hes, Bartłomiej Patryk, and Ryszard Asienkiewicz. “Obesity Indicators Among 7–9 Year-Old Girls and Boys in View of Diversified Physical Activity: A Two-Year Study”. Sport and Tourism Central European Journal 6, no. 2 (July 4, 2023): 95–113. Accessed November 21, 2024. https://czasopisma.ujd.edu.pl/index.php/sport/article/view/1851.