Petrone, D.; Sacco, C.; Mateo-Urdiales, A.; Fotakis, E. A.; Alfò, M.; Pezzotti, P.; Fabiani, M. Comparing Results from a Traditional Multivariable Model and Seven Propensity Score-Based Models for Estimating COVID-19 Vaccine Effectiveness. Ann Ist Super Sanità 2025, 61, 277-284.