Wu, Di
Chen, Yao
Wen, Shun
Wen, Yi
Wang, Rong
Zhang, Qiuting
Qin, Ge
Yi, Huimei
Wu, Mi
Lu, Lu
Tao, Xiaojun http://orcid.org/0000-0002-3451-9850
Deng, Xiyun
Funding for this research was provided by:
Health and Family Planning Commission of Hunan Province Research Project (No.B2017073)
Changsha Science and Technology Bureau (No. KQ1801036)
Natural Science Foundation of China (81872167 & 81472496)
Natural Science Foundation of Hunan (2019JJ40193)
Key Project of Department of Education of Hunan Province (14A089)
Article History
Received: 24 June 2019
Accepted: 30 August 2019
First Online: 13 September 2019
Competing Interests
: The authors declare that they have no competing interest.