Article Information
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History
- Received April 19, 2007
- Accepted May 18, 2007
- Published online June 1, 2007.
Copyright & Usage
Copyright © 2007 by Tianjin Medical University Cancer Institute & Hospital and Springer
Author Information
- Qiming Xu⇑
- Correspondence to: Qiming Xu E-mail:xuqimingsohu{at}sohu.com