- Dong Gyu Kim, MD, PhD, Professor, Department of Neurosurgery, Seoul National University College of Medicine, 28 Yeongon-dong, Jongno-gu, Seoul 110-744, Korea;
- Received March 4, 2007
- Revised May 15, 2007
- Accepted July 7, 2007
- First published August 2, 2007.
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