Autoimmune Diseases and COVID-19 as Risk Factors for Poor Outcomes: Data on 13,940 Hospitalized Patients from the Spanish Nationwide SEMI-COVID-19 Registry

Gutierrez, MDA; Rubio-Rivas, M; Gomez, CR; Saez, AM; de Pedro, IP; Homs, N; Garcia, BA; Carvajal, CC; Fernandez, FA; Perez, JLB; Nunez, JAV; Gimenez, LL; Fernandez, CS; Bailon, MM; de Almeida, CT; Moraleja, JG; Garcia-Monge, MD; Amezua, CH; Montero, MDF; Galvan, VG; Sanchez, RG; Saenz, JC; Boixeda, R; Rincon, JMR; Huelgas, RG – 2021