Liu, Xianhua http://orcid.org/0000-0003-1685-5524
Funding for this research was provided by:
Hunan Provincial Education Sciences Planning of China (XJK015AXL001)
Hunan Provincial Philosophy and Social Science Foundation of China (16YBA039)
Hunan Provincial Social Science Achievement Review Committee Foundation of China (XSP17YBZC006)
Article History
Received: 13 October 2017
Accepted: 3 June 2019
First Online: 5 June 2019
Compliance with Ethical Standards
:
: The authors declare that he has no conflict of interest.
: All procedures followed for the present study were approved by the Ethics Committee of Hengyang Normal University and were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1975, as revised in 2000 (5).
: Informed consent was obtained from all participants for being included in the study. No identifying information is included in this article.