Chilimoniuk, Zuzanna, Aleksandra Borkowska, Aleksandra Chałupnik, Karolina Raksa, Anna Sobstyl, and Halina Piecewicz-Szczęsna. “The Problem of Obesity and Overweight Among Children and Youth in the World”. Journal of Education, Health and Sport 8, no. 9 (September 15, 2018): 1541–1547. Accessed April 20, 2024. https://apcz.umk.pl/JEHS/article/view/6102.