Chen, Qian
Huang, Rong
Hua, Li
Guo, Yifeng
Huang, Lisu
Zhao, Yanjun
Wang, Xia
Zhang, Jun
Funding for this research was provided by:
Ministry of Science and Technology of the People's Republic of China (2014CB943300)
National Natural Science Foundation of China (81273091, 81402686)
Shanghai Municipal Health and Family Planning Commission (15GWZK0401)
Science and Technology Commission of Shanghai Municipality (14XD1403300)
Article History
Received: 25 July 2017
Accepted: 5 January 2018
First Online: 17 January 2018
Ethics approval and consent to participate
: The ethics approval was obtained from the Xinhua Hospital and International Peace Maternity and Infant Health affiliated to the Shanghai Jiao Tong University School of Medicine. This study was conducted in accordance with the principles of the Helsinki Declaration.
: Not applicable.
: The authors declare that they have no competing interests.
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