EFFECTIVENESS, SAFETY AND PATTERNS OF USE OF RITUXIMAB IN SCLERODERMA, IN CLINICAL PRACTICE: 9 YEARS' EXPERIENCE IN A TERTIARY HOSPITAL - Vicente, E; Llorente, I; Castañeda, S; García-Vadillo, A; González-Alvaro, I; Humbría, A; Ortiz, A; Patiño, E; Muriel, ET; de Vicuna, RG; Fernández, J; Vega, L (ANNALS OF THE RHEUMATIC DISEASES, 2020)