- Correspondence to: Dr Holger Allroggen Department of Neurology, Walsgrave Hospital, University Hospitals of Coventry and Warwickshire NHS Trust, Coventry CV2 2DX, UK;
- Received October 3, 2004
- Accepted November 8, 2004
- Revised November 5, 2004
- First published June 16, 2005.
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