RT Journal Article SR Electronic T1 Something Old, Something New: Biomarkers in Rheumatoid Arthritis JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 2091 OP 2093 DO 10.3899/jrheum.141069 VO 41 IS 11 A1 FEDERICO PRATESI A1 PAOLA MIGLIORINI YR 2014 UL http://www.jrheum.org/content/41/11/2091.abstract AB