1.
Topczewska K, Stecko M, Stangret A, Mularczyk A. Vaccinations against infuenza of healthcare workers. J Educ Health Sport [Internet]. 2018 Aug. 31 [cited 2024 Dec. 26];8(8):973-9. Available from: https://apcz.umk.pl/JEHS/article/view/5898