- Correspondence to Kim M J A Claessen, Department of Endocrinology and Metabolic Diseases C7-Q, Leiden University Medical Center, PO Box 9600, Leiden 2300 RC, The Netherlands;
- Accepted May 12, 2013
- First published June 5, 2013.
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.