TY - CONF AU - Caparros-Ruiz, R. AU - Romero-Barco, C. M. AU - Mena-Vazquez, N. AU - Redondo, R. AU - Ordonez Canizares, M. D. C. AU - Fernandez-Nebro, A. PY - 2020 DO - 10.1136/annrheumdis-2020-eular.2954 SN - 0003-4967 UR - https://hdl.handle.net/10668/27009 T2 - Annals of the rheumatic diseases LA - en PB - Bmj publishing group TI - RHEUMATOID ARTHRITIS REFRACTORY TO BIOLOGICAL TREATMENT TY - conference output VL - 79 ER -