Zhu, Ningyu
Wang, Xia
Li, Dongsheng
Lin, Yuan
You, Xuefu
Jiang, Jiandong
Xu, Yanni
Jiang, Wei
Si, Shuyi
Funding for this research was provided by:
National Natural Science Foundation of China (81703575, 81703575, 81703575, 817737384, 81621064, 81621064, 81361138020, 81573474, 81621064)
National Health and Family Planning Commission of the People's Republic of China (2015ZX09304006-016)
Article History
Received: 15 January 2018
Accepted: 2 November 2018
First Online: 28 November 2018
Competing Interests
: The authors declare no competing interests.