- Correspondence to Dr Yoshihisa Takiyama, Department of Neurology, Interdisciplinary Graduate School of Medicine and Engineering, University of Yamanashi, 1110 Shimokato, Chuo-shi, Yamanashi 409-3898, Japan;
- Received August 11, 2012
- Revised September 27, 2012
- Accepted October 5, 2012
- First published November 27, 2012.
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