AB1684 DIFFERENCES BETWEEN DISEASE ACTIVITY MEASURED BY ULTRASOUND VERSUS THE STANDARDIZED CLINICAL ACTIVITY INDEX (DAS28 AND DAPSA) FOR RHEUMATOID ARTHRITIS AND PSORIATIC ARTHRITIS BEFORE STARTING BIOLOGICAL THERAPY: A RETROSPECTIVE STUDY
Author:
Fernández-Maeztu Palacín I. M.,Ruiz-Montesinos D.,Muñoz Reinoso P.,Fernández Reboul Fernández A.,Rodas J.,Pérez Venegas J. J.
Publisher
BMJ Publishing Group Ltd and European League Against Rheumatism