Liu, Zhaoyang
Tang, Jing
Sun, Yi
Gao, Lujuan
Funding for this research was provided by:
National Natural Science Foundation of China (31400131, 81401677)
Hubei Province Health and Family Planning Scientific Research Project (WJ2018H178)
Article History
Received: 18 June 2018
Accepted: 22 January 2019
First Online: 28 January 2019
Compliance with Ethical Standards
:
: The authors report no conflicts of interest. The authors alone are responsible for the content and writing of the paper.