Validation of EULAR primary Sjögren's syndrome disease activity (ESSDAI) and patient indexes (ESSPRI).
scientific article published on 17 January 2014
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author: Manuel Ramos-casals, Philippe Ravaud, Elena Bartoloni, Éric Hachulla, Alain Saraux, Guido Valesini, Stefano Bombardieri, Athanasios George Tzioufas, Xavier Mariette, Matija Tomšič
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