- Dr N Yuki, Departments of Neurology and Clinical Research, Niigata National Hospital, 3-52 Akasaka, Kashiwazaki, Niigata 945-8585, Japan;
- Received May 21, 2008
- Revised August 18, 2008
- Accepted August 23, 2008
- First published October 23, 2008.
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