About the Authors
- Yu Zhao
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Roles Data curation, Methodology, Writing – original draft
Affiliation School of Emergency Management, Chongqing Vocational Institute of Safety Technology, Wanzhou, China
- Chao Tang
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Roles Methodology, Visualization, Writing – review & editing
* E-mail: KISSrain0506@163.com
Affiliation School of Emergency Management, Chongqing Vocational Institute of Safety Technology, Wanzhou, China
Competing Interests
The authors have declared that no competing interests exist.