Perrone, P.M. et al. 2024. Influenza and Covid-19 Vaccination in 2023: a descriptive analysis in two Italian Research and Teaching Hospitals. Is the On-Site strategy effective?. Annali di Igiene Medicina Preventiva e di Comunità. 36, 4 (Aug. 2024), 421–431. DOI:https://doi.org/10.7416/ai.2024.2606.