RT Journal Article SR Electronic T1 Classification Criteria and Diagnostic Tests for Vasculitides JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 1503 OP 1505 DO 10.3899/jrheum.120640 VO 39 IS 8 A1 NICOLINO RUPERTO A1 for the Paediatric Rheumatology International Trials Organisation (PRINTO) YR 2012 UL http://www.jrheum.org/content/39/8/1503.abstract AB