Szlagowska-Papuzińska, A., Łazarz, R., Dąsal, M. (2024). The actions of the authorities of the Polish People’s Republic and other European countries in combating epidemics of smallpox after World War II. Modern medicine, 2024, 273-293. doi: https://doi.org/10.4467/12311960MN.24.042.20100