RT Journal Article SR Electronic T1 Sjögren's syndrome criteria JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 948 OP 949 DO 10.1136/ard.61.10.948 VO 61 IS 10 A1 M M Zandbelt A1 F H J van den Hoogen YR 2002 UL http://ard.bmj.com/content/61/10/948.abstract AB