Ma, Aixia
Liu, Fuqiang
Wang, Chuan
Liang, Kai
Yan, Fei
Hou, Xinguo
Liu, Jinbo
Chen, Li
Funding for this research was provided by:
National Natural Science Foundation of China (81700739, 81670706)
National Health and Family Planning Commission Foundation (No. 201502007)
Article History
Received: 5 March 2018
Accepted: 6 July 2018
First Online: 4 September 2018
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.