TY - CONF AU - Gómez-Reino Carnota, Juan Jesús AU - Pérez Pampín, Eva AU - Salgado Pérez, Eva AU - Carmona Ortells, Loreto PY - 2013 SN - 0003-4967 UR - http://hdl.handle.net/20.500.11940/4190 LA - eng TI - The effect of rheumatoid factor titer on the response to TNF antagonists DO - 10.1136/annrheumdis-2012-eular.278 VL - 71 ER -