RT Journal Article SR Electronic T1 Disease Activity Composite Indices in Patients with Rheumatoid Arthritis and Concomitant Fibromyalgia JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 468 OP 468 DO 10.3899/jrheum.090805 VO 37 IS 2 A1 JAN TOMS A1 TOMAS SOUKUP A1 PETR BRADNA A1 ZBYNEK HRNCIR YR 2010 UL http://www.jrheum.org/content/37/2/468.abstract AB