EULAR Sjögren's syndrome disease activity index: development of a consensus systemic disease activity index for primary Sjögren's syndrome

Authors: Raphaèle Séror, Philippe Ravaud, Simon Bowman, Gabriel Baron, Athanasios G. Tzioufas, Elke Theander, Jacques‐Eric Gottenberg, Hendrika Bootsma, Xavier Mariette, Claudio Vitali - Annals of the Rheumatic Diseases 2009 cited by 945