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  1. Address correspondence and reprint requests to Li Li, MD, PhD, and Jianxin Guo, PhD, Department of Gynaecology and Obstetrics, Institute of Surgery Research, Daping Hospital, The Third Military Medical University, No. 10 Changjiang Branch, Daping, Yuzhong District, Chongqing 400042, China. E-mail:;


Zheng X, Liang P, Zheng Y, et al

Publication history

  • Received March 20, 2012
  • Accepted February 26, 2013
  • First published June 1, 2013.
Online issue publication 
June 01, 2013

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