RT Journal Article SR Electronic T1 Dr. Christiansen, et al, reply JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 958 OP 958 DO 10.3899/jrheum.170315 VO 44 IS 6 A1 ALICE ASHOURI CHRISTIANSEN A1 KASPAR RUFIBACH A1 ULRICH WEBER YR 2017 UL http://www.jrheum.org/content/44/6/958.abstract AB