Signorelli, Carlo, Anna Odone, Vincenza Gianfredi, Eleonora Bossi, Daria Bucci, Aurea Oradini-Alacreu, Beatrice Frascella, et al. “COVID-19 Mortality Rate in Nine High-Income Metropolitan Regions ”.
Acta Biomedica Atenei Parmensis 91, no. 9-S (July 20, 2020): 7–18. Accessed April 15, 2025.
https://mattioli1885journals.com/index.php/actabiomedica/article/view/10134.