RT Journal Article SR Electronic T1 Dr. van Lieshout, et al reply JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 450 OP 450 DO 10.3899/jrheum.080879 VO 36 IS 2 A1 ANTOINE W.T. van LIESHOUT A1 TIMOTHY R.D.J. RADSTAKE A1 LAMMY D. ELVING A1 PIET L.C.M. van RIEL A1 MARJONNE C.W. CREEMERS YR 2009 UL http://www.jrheum.org/content/36/2/450.1.abstract AB