PT - JOURNAL ARTICLE ED - , TI - Correction AID - 10.1136/ard.2008.098376corr1 DP - 2011 Jan 01 TA - Annals of the Rheumatic Diseases PG - 240--240 VI - 70 IP - 1 4099 - http://ard.bmj.com/content/70/1/240.2.short 4100 - http://ard.bmj.com/content/70/1/240.2.full SO - Ann Rheum Dis2011 Jan 01; 70