Warchoł, Martyna, Anna Kowalczyk, and Mateusz Babula. “Health Policy in the Polish Health Care System”. Journal of Education, Health and Sport 9, no. 9 (September 22, 2019): 1187–1194. Accessed April 26, 2024. https://apcz.umk.pl/JEHS/article/view/7561.