Milewska, N., Wiśniowska-Szurlej, A., Rejman, E., Ćwirlej-Sozańska, A., & Wilmowska-Pietruszyńska, A. (2016). Leisure Time Physical Activity of 11-year-old Children from the District of Rzeszow. European Journal of Clinical and Experimental Medicine, 14(4), 382–391. https://doi.org/10.15584/medrev.2016.4.2