- Dr Anette Schrag, University Department of Clinical Neurosciences, Royal Free and University College Medical School, Rowland Hill St, London NW3 2PF, UK;
- Received June 15, 2006
- Revised February 8, 2007
- Accepted March 1, 2007
- First published March 30, 2007.
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.