ODONE, Anna et al. Vaccination strategies for high-risk and fragile populations in Lombardy (Italy): a region-wide assessment of hospital-based models and best practices. Annali di Igiene, [S. l.], v. 36, n. 2, p. 215–226, 2024. DOI: 10.7416/ai.2024.17505. Disponível em: https://mail.mattioli1885journals.com/index.php/annali-igiene/article/view/17505. Acesso em: 8 oct. 2025.