D. Ferrari, F. . Cabitza, A. Carobene, and M. Locatelli, “Routine blood tests as an active surveillance to monitor COVID-19 prevalence. A retrospective study”., Acta Biomed, vol. 91, no. 3, p. e2020009, Sep. 2020, doi: 10.23750/abm.v91i3.10218.