- Correspondence to Dr Peter LEM van Lent, Experimental Rheumatology, Department of Rheumatology, Radboud University Medical Center, Geert Grooteplein 28, PO Box 9101, Nijmegen 6500 HB, The Netherlands;
- Received August 21, 2014
- Revised April 24, 2015
- Accepted April 26, 2015
- First published May 12, 2015.
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