PABIS, Gabriela et al. Diphtheria: A Disease of the Past or a Public Health Threat? Prevention Strategies in the 21st Century. Quality in Sport, [S. l.], v. 44, p. 62931, 2025. DOI: 10.12775/QS.2025.44.62931. Disponível em: https://apcz.umk.pl/QS/article/view/62931. Acesso em: 22 dec. 2025.