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