Riccò M, Gualerzi G, Ranzieri S, Peruzzi S, Valente M, Marchesi F, et al. Occurrence of SARS-CoV-2 infection among healthcare personnel: results from an early systematic review and meta-analysis. Acta Biomed [Internet]. 2021 Nov. 3 [cited 2024 Jul. 17];92(5):e2021311. Available from: https://mattioli1885journals.com/index.php/actabiomedica/article/view/10438