About the Authors

Rong-qing Geng

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

Affiliation Yantai Institute, China Agricultural University, Yantai, Shandong, China

Jian Wu

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

wujian0304@njmu.edu.cn

Affiliation School of Health Policy & Management, Nanjing Medical University, Nanjing, Jiangsu, China

Competing Interests

The authors have declared that no competing interests exist.