RT Journal Article SR Electronic T1 Dr. Zotos replies JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 1521 OP 1521 DO 10.3899/jrheum.110046 VO 38 IS 7 A1 PANAGIOTIS ZOTOS YR 2011 UL http://www.jrheum.org/content/38/7/1521.1.abstract AB