Tobia , Loreta, Luca Provvidenti, Vittorio Mancinelli, Luca Guerrini, Fabiana Fiasca, and Leila Fabiani. 2022. “Effectiveness Of Workplace Health Promotion In Protecting Against COVID Risk”. Journal of Advanced Health Care 4 (7). https://www.jahc.it/index.php/jahc/article/view/262.