TY - GEN L1 - http://pbc.gda.pl/Content/26054/poziom_sprawnosci_fizycznej.pdf L2 - http://pbc.gda.pl/Content/26054 KW - pre-school children KW - physical fitness T1 - The level of physical Þ tness in children aged 4–6 years from Szczecin examined in one decade cycle UR - http://pbc.gda.pl/dlibra/publication/edition/26054 ER -