About the Authors
- Xi Zhang
-
Roles Conceptualization, Investigation, Methodology, Writing – original draft
* E-mail: zx923688@163.com
Affiliation School of Marxism, Southwest Jiaotong University, Chengdu, Sichuan, China
- Lian Ran
-
Roles Funding acquisition, Methodology, Supervision, Writing – review & editing
Affiliation School of Social Work and Health Management, Xihua University, Chengdu, Sichuan, China
Competing Interests
The authors declare that they have no competing interests.