- Correspondence to: Dr Andrés Ceballos-Baumann Department of Neurology, Klinikum rechts der Isar, Technische Universität München, Möhlstr 28, D-81675 Munich, Germany;
- Received June 3, 2003
- Accepted August 23, 2003
- Revised July 23, 2003
- First published March 16, 2004.
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