- Correspondence to: Dr E F M Wijdicks Department of Neurology, Mayo Clinic, W8B, 200 First Street SW, Rochester, MN 55905, USA;
- Received 23 July 2003
- Accepted 25 November 2003
- Revised 18 November 2003
- Published online 16 August 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.