- Correspondence to Professor Ammar Al-Chalabi, Department of Clinical Neuroscience, King's College London, London SE5 8AF, UK;
- Received September 25, 2013
- Revised December 10, 2013
- Accepted December 30, 2013
- First published January 24, 2014.
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.