Article Information
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History
- Received October 12, 2009
- Accepted December 8, 2009
- Published online December 1, 2009.
Copyright & Usage
Copyright © 2009 by Tianjin Medical University Cancer Institute & Hospital and Springer
Author Information
- Hengzhu Zhang⇑
- Department of Neurosurgery, Clinical Medical College, Yangzhou University, Yangzhou 225001, Jiangsu Province, China.
- Correspondence to: Hengzhu Zhang E-mail: zhanghengzhu{at}sina.com