- Correspondence to: Dr Adriano Chiò Department of Neuroscience, University of Turin, via Cherasco 15, 10126 Torino, Italy;
- Received June 9, 2003
- Accepted August 23, 2003
- Revised August 14, 2003
- First published March 16, 2004.
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.