RT Journal Article SR Electronic T1 Correction JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 240 OP 240 DO 10.1136/ard.2008.098376corr1 VO 70 IS 1 YR 2011 UL http://ard.bmj.com/content/70/1/240.2.abstract AB