Sex-disaggregated data confirm serum ferritin as an independent predictor of disease severity both in male and female COVID-19 patients. Issue 3 (March 2021) - Gandini, O.; Criniti, A.; Gagliardi, M.C.; Ballesio, L.; Giglio, S.; Balena, A.; Caputi, A.; Angeloni, A.; Lubrano, C.