Signorelli, C., Odone, A. ., Stirparo, G. ., Cereda, D. ., Gramegna, M. ., Trivelli, M. . and Rezza, G. . (2020) “SARS-CoV-2 transmission in the Lombardy Region: the increase of household contagion and its implication for containment measures”, Acta Biomedica Atenei Parmensis, 91(4), p. e2020195. doi: 10.23750/abm.v91i4.10994.