Liu, Lei
Fang, Haihong
Ding, Yinjuan
Zheng, Yaqiong
Cai, Liping
Zheng, Shangen
Zhang, Yiquan
Funding for this research was provided by:
Natural Science Foundation of Hubei Province (2018CFB184)
Hubei Province health and family planning scientific research project (WJ2018H0070)
National Natural Science Foundation of China (81801984)
Article History
Received: 4 July 2018
Accepted: 18 September 2018
First Online: 5 October 2018