MIELNICZEK, Katarzyna. Safety and Side Effects of COVID-19 Vaccines. Journal of Education, Health and Sport, [S. l.], v. 11, n. 9, p. 315–320, 2021. DOI: 10.12775/JEHS.2021.11.09.039. Disponível em: https://apcz.umk.pl/JEHS/article/view/35331. Acesso em: 11 may. 2025.