Li, Heng
Cao, Yu
Funding for this research was provided by:
the Fundamental Research Funds for the Central Universities, Southwest University (SWU1909753)
Article History
First Online: 4 February 2020
Compliance with Ethical Standards
: This study was approved by the ethical board of the Department of Humanities, Northumbria University and all procedures performed in it involving human participants were in accordance with the ethical standards of the institutional and/or national research committee. Informed consent was obtained from all individual participants included in the study.
: No potential conflict of interest was reported by the authors.