RT Journal Article SR Electronic T1 Dr. Keystone, et al, reply JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 732 OP 733 DO 10.3899/jrheum.130175 VO 40 IS 5 A1 EDWARD C. KEYSTONE A1 STANLEY B. COHEN A1 PAUL EMERY A1 JOEL M. KREMER A1 MAXIME DOUGADOS A1 JAMES E. LOVELESS A1 CAROL CHUNG A1 PAMELA WONG A1 PATRICIA B. LEHANE A1 HELEN TYRRELL YR 2013 UL http://www.jrheum.org/content/40/5/732.2.abstract AB