Wielechowski, M., and Łukasz Grzęda. “HEALTH CARE FINANCING IN THE EUROPEAN UNION COUNTRIES – STRUCTURE AND CHANGES”. Acta Scientiarum Polonorum. Oeconomia, vol. 19, no. 1, Mar. 2020, pp. 71-80, doi:10.22630/ASPE.2020.19.1.8.