RT Journal Article SR Electronic T1 Authors' reply JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 732 OP 732 DO 10.1136/ard.2008.088666 VO 67 IS 5 A1 G Bertsias A1 D T Boumpas YR 2008 UL http://ard.bmj.com/content/67/5/732.2.abstract AB