RT Journal Article SR Electronic T1 Dupilumab as a novel steroid-sparing treatment for IgG4-related disease JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 549 OP 550 DO 10.1136/annrheumdis-2019-216368 VO 79 IS 4 A1 Rachel S Simpson A1 Stephanie Ka Ching Lau A1 Jason Kihyuk Lee YR 2020 UL http://ard.bmj.com/content/79/4/549.abstract AB