Przyborowska, Beata, and Piotr Błajet. “Changing the Health Behaviour of Students During the COVID-19 Pandemic in Poland”. Przegląd Badań Edukacyjnych (Educational Studies Review) 2, no. 35 (December 16, 2021): 97–113. Accessed November 21, 2024. https://apcz.umk.pl/PBE/article/view/32441.