About the Authors

Zhao Zeng

Contributed equally to this work with: Zhao Zeng, Cuirong Guo, Fengning Tang

Roles Conceptualization, Methodology

Affiliation Department of Emergency Medicine, The Affiliated Changsha Central Hospital, Hengyang Medical School, University of South China, Changsha, China

Cuirong Guo

Contributed equally to this work with: Zhao Zeng, Cuirong Guo, Fengning Tang

Roles Formal analysis, Investigation, Project administration, Resources

Affiliation Department of Emergency Medicine, The Affiliated Changsha Central Hospital, Hengyang Medical School, University of South China, Changsha, China

Fengning Tang

Contributed equally to this work with: Zhao Zeng, Cuirong Guo, Fengning Tang

Roles Data curation, Investigation, Supervision

Affiliation Department of Emergency Medicine, The Affiliated Changsha Central Hospital, Hengyang Medical School, University of South China, Changsha, China

Ning Ding

Roles Conceptualization, Formal analysis, Investigation, Methodology, Writing – original draft, Writing – review & editing

doctordingning@sina.com, doctordingning@163.com

Affiliation Department of Emergency Medicine, The Affiliated Changsha Central Hospital, Hengyang Medical School, University of South China, Changsha, China

Competing Interests

The authors have declared that no competing interests exist.