Elevation of Liver Fibrosis Index FIB-4 Is Associated With Poor Clinical Outcomes in Patients With COVID-19 - Ibáñez-Samaniego, L.; Bighelli, F.; Usón, C.; Caravaca, C.; Carrillo, C.F.; Romero, M.; Barreales, M.; Perelló, C.; Madejón, A.; Marcos, A.C.; Albillos, A.; Fernández, I.; et al. (The Journal of infectious diseases, 2020)