Wittbrodt M, Napierała M, Gotowski R. Obesity problem students from Secondary School No 32 in Bydgoszcz. J Educ Health Sport [Internet]. 2017 Feb. 1 [cited 2024 Jul. 27];7(2):76-97. Available from: https://apcz.umk.pl/JEHS/article/view/4219