RT Journal Article SR Electronic T1 Participation in Juvenile Idiopathic Arthritis JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 1545 OP 1547 DO 10.3899/jrheum.150438 VO 42 IS 9 A1 KRISTIN M. HOUGHTON YR 2015 UL http://www.jrheum.org/content/42/9/1545.abstract AB