1.
Podstawski R, Zwolińska D, Borowska K, Boraczyński M, Omelan A. LIFESTYLE AND PHYSICAL FITNESS IN EARLY SCHOOL-AGE CHILDREN. Pedagogics, psychology, medical-biological problems of physical training and sports. 2014;18(6):87-94. https://doi.org/10.6084/m9.figshare.1004940