Rivieccio, B. A., Luconi, E., Boracchi, P., Pariani, E., RomanĂ², L., Salini, S., Castaldi, S., Biganzoli, E., & Galli, M. (2020). Heterogeneity of COVID-19 outbreak in Italy. Acta Biomedica Atenei Parmensis, 91(2), 31-34. https://doi.org/10.23750/abm.v91i2.9579