Cao, Chun
Meng, Qian http://orcid.org/0000-0001-8330-9385
Funding for this research was provided by:
Humanities and Social Sciences Project of the Ministry of Education of China (18YJC740063)
Jilin Provincial Social Sciences Funding Project (2019B168)
Article History
First Online: 15 January 2020
Compliance with Ethical Standards
:
: No potential conflict of interest was reported by the authors.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. This article does not contain any studies with animals performed by any of the authors.
: Informed consent was obtained from all individual participants included in the study.