RT Journal Article SR Electronic T1 Is Fatigue an Inflammatory Variable in Rheumatoid Arthritis (RA)? Analyses of Fatigue in RA, Osteoarthrits, and Fibromyalgia JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 454 OP 454 DO 10.3899/jrheum.090561.C1 VO 39 IS 2 YR 2012 UL http://www.jrheum.org/content/39/2/454.3.abstract AB