Mendola, M.; Tonelli, F.; Garletti, F. S.; Greco, D.; Fiscella, M.; Cucchi, I.; Costa, M. C.; Carrer, P. COVID-19 Impact and Vaccine Effectiveness Among Healthcare Workers of a Large University Hospital in Lombardy, Italy. Med Lav 2021, 112 (6), 453-464. https://doi.org/10.23749/mdl.v112i6.11983.