TY - JOUR AU - Pérez Alvarez, Roberto AU - Pérez de Lis Novo, Marta PY - 2012 SN - 0392-856X UR - http://hdl.handle.net/20.500.11940/452 LA - eng TI - Anti-Ro52 antibody testing influences the classification and clinical characterisation of primary Sjögren's syndrome T2 - Clinical and Experimental Rheumatology VL - 30 ER -