- Miss S A M Sikkes, Department of Epidemiology and Biostatistics, VU University Medical Center, PO Box 7057, 1007 MB Amsterdam, The Netherlands;
- Received June 13, 2008
- Revised September 16, 2008
- Accepted September 22, 2008
- First published December 16, 2008.
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.