About the Authors

Chengchao Zhou

Affiliation Institute of Social Medicine and Health Service Management, School of Public Health, Shandong University, Jinan, China

Jie Chu

Affiliation Shandong Centre for Disease Control and Prevention, Jinan, China

Jinan Liu

Affiliation HealthCore, Inc. Wilmington, Delaware, United States of America

Ruoyan Gai Tobe

Affiliation Institute of Social Medicine and Health Service Management, School of Public Health, Shandong University, Jinan, China

Hong Gen

Affiliation Shandong Center for Tuberculosis Prevention and Control, Jinan, China

Xingzhou Wang

Affiliation Institute of Social Medicine and Health Service Management, School of Public Health, Shandong University, Jinan, China

Wengui Zheng

Affiliation Institute of Social Medicine and Health Service Management, School of Public Health, Shandong University, Jinan, China

Lingzhong Xu

lzxu@sdu.edu.cn

Affiliation Institute of Social Medicine and Health Service Management, School of Public Health, Shandong University, Jinan, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Performed the experiments: CZ HG JC XW LX. Analyzed the data: CZ JC RG XW LX. Contributed reagents/materials/analysis tools: WZ JL. Wrote the paper: CZ JL WZ.