Wang, Jing
Lv, Huajie
Luo, Zhuang
Mou, Shan
Liu, Jing
Liu, Chang
Deng, Shiying
Jiang, Youfan
Lin, Jiachen
Wu, Chengzhou
Liu, Xianhong
He, Jinzhi
Jiang, Depeng
Funding for this research was provided by:
the Health and Family Planning Commission of Chongqing City (2016HBRC004)
Article History
Received: 26 January 2018
Accepted: 21 March 2018
First Online: 27 March 2018
Ethics approval and consent to participate
: Ethics committee approval was obtained for the Second Clinical Hospital of Chongqing Medical University (reference number: 2015(68)), and all subjects provided written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.
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