Guo, Xingping
Song, Chunying
Shi, Yaping
Li, Hongxia
Meng, Weijing
Yuan, Qinzhao
Xue, Jinjie
Xie, Jun
Liang, Yunxia
Yuan, Yanan
Yu, Baofeng
Wang, Huaixiu
Chen, Yun
Qi, Lixin
Li, Xinmin
Funding for this research was provided by:
Shanxi Province Science and Technology Research Projects (20140323001)
Shanxi Provincial Health and Family Planning Research Projects (2015101)
Shanxi Provincial Natural Science Foundation (201601D102042)