Mrozkowiak, M., Szurmik, T., & Hadlich, R. (2017). Correlations and coexistence of characteristics describing body posture and feet in young people of both sexes aged 14 to 18 years. Journal of Education, Health and Sport, 7(3), 630–678. Retrieved from https://apcz.umk.pl/JEHS/article/view/4467