Zhang, Lijun
Wang, Yangyang
Xiong, Lianlian
Luo, Yanfang
Huang, Zhijun
Yi, Bin
Funding for this research was provided by:
the New Xiangya Talent of Third Xiangya Hospital of Central South University (20160309)
the Scientific Research Project of Health and Family Planning Commission of Hunan Province (B20180194)
Article History
Received: 9 March 2019
Accepted: 13 October 2019
First Online: 29 October 2019
Ethics approval and consent to participate
: Not applicable.
: Not applicable.
: The authors declare that they have no competing interests.