Article Information
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History
- Revision received January 11, 2008
- Accepted December 24, 2008
- Published online February 1, 2009.
Copyright & Usage
Copyright © 2009 by Tianjin Medical University Cancer Institute & Hospital and Springer
Author Information
- Tong Fang⇑
- Correspondence to: Tong Fang Tel: 86-10-6392 6356 E-mail: ft369{at}sina.com







