- Correspondence to:
Dr J A G van Roon
Department of Rheumatology and Clinical Immunology (F02.127), University Medical Center Utrecht, PO Box 85500, 3508 GA Utrecht, The Netherlands;
- Accepted December 10, 2006
- First published December 21, 2006.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.