- Correspondence to: Dr Nobuhiro Mikuni Department of Neurosurgery, Kyoto University Graduate School of Medicine, 54 Kawahara-cho, Shogoin, Sakyo-ku, Kyoto, 6068507, Japan;
- Received June 13, 2006
- Accepted February 7, 2007
- Revised October 6, 2006
- First published March 1, 2007.
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