COSTANTINO, C. et al. Knowledge, attitudes and adherence towards influenza and other vaccinations among healthcare workers at the University Hospital of Palermo, Italy, during the first COVID-19 pandemic season (2020/2021). Annali di Igiene Medicina Preventiva e di Comunità, [S. l.], v. 35, n. 5, p. 560–571, 2025. DOI: 10.7416/ai.2023.2568. Disponível em: https://mattioli1885journals.com/index.php/annali-igiene/article/view/17647. Acesso em: 30 jan. 2026.