Liu, Yu
Shen, Qiuzi
Zhao, Xue
Zou, Min
Shao, Shumin
Li, Jiao
Ren, Xinling
Zhang, Ling http://orcid.org/0000-0003-1786-0528
Funding for this research was provided by:
National Key Research and Development Program of China (2017YFC1002001)
Hubei Province health and family planning scientific research project (WJ2019M112)
Article History
Received: 25 February 2019
Accepted: 28 June 2019
First Online: 10 July 2019
Consent for publication
: Not applicable.
: The authors declare that they have no competing interests