Article Information
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History
- Received February 11, 2004
- Accepted May 19, 2004
- Published online April 1, 2004.
Copyright & Usage
Copyright © 2004 by Tianjin Medical University Cancer Institute & Hospital and Springer
Author Information
- Fuyuan Liu⇑
- Correspondence to: Fuyuan Liu Tel: 86-20-87343103







