ANTI-NOR90 AUTOANTIBODIES: FAVORABLE OR UNFAVORABLE PROGNOSIS? - Valero, C; Baldivieso, JP; Llorente, I; Vicente-Rabaneda, EF; De Vicuna, RG; Castañeda, S; Pinedo, LE; Alfranca, MA (ANNALS OF THE RHEUMATIC DISEASES, 2021)