Zieliński, G., Filipiak, Z., Suwała, M., Kozłowska, A. and Ginszt, M. (2018) “The impact of nutritional status on the incidence of back pain in school-aged children - a study using the Cole’s index”, Journal of Education, Health and Sport, 8(8), pp. 339–346. Available at: https://apcz.umk.pl/JEHS/article/view/5658 (Accessed: 27 July 2024).