Development of ClinESSDAI Score (Clinical EULAR Sjögren's Syndrome Disease Activity Index) without Biological Domain: A Tool for Biological Studies

¹Rheumatology, Hôpitaux Universitaires Paris-Sud, France, ²Rheumatology, University Hospital Birmingham NHS Foundation Trust, UK, ³Rheumatology, Instituto San Giuseppe, Como and Casa di Cura di Lecco, Italy, ⁴Rheumatology, Strasbourg university Hospital, Strasbourg, France, ⁵Pathophysiology, School of Medicine, University of Athens, Greece, ⁶Rheumatology, Skane University Hospital Malmö, Lund University, Sweden, ⁷Rheumatology, University Medical Center Groningen, Groningen, The Netherlands, ⁸Rheumatology, Charité, University Hospital, Berlin, Germany, and ⁹Laboratory of Autoimmune Diseases “Josep Font”, Barcelona, Spain