RT Journal Article SR Electronic T1 Using Utilities JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 223 OP 225 DO 10.3899/jrheum.091397 VO 37 IS 2 A1 TILL UHLIG A1 ANDREW GARRATT YR 2010 UL http://www.jrheum.org/content/37/2/223.abstract AB