About the Authors
- Baijia Song
-
Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing
* E-mail: baijias1017@163.com
Affiliation Shandong Vocational and Technical University of International Studies, Rizhao, China
Competing Interests
The authors have declared that no competing interests exist.