About the Authors

Yin Xu

Affiliation Department of Epidemiology and Biostatistics, School of Public Health, Nanjing Medical University, Nanjing, China

Li Ru Fu

Affiliation Yunnan Provincial Center for Disease Control and Prevention, Kunming, China

Manhong Jia

Affiliation Yunnan Provincial Center for Disease Control and Prevention, Kunming, China

Genyin Dai

Affiliation Department of Epidemiology and Biostatistics, School of Public Health, Nanjing Medical University, Nanjing, China

Qing Wang

Affiliation Department of Epidemiology and Biostatistics, School of Public Health, Nanjing Medical University, Nanjing, China

Peng Huang

Affiliation Department of Epidemiology and Biostatistics, School of Public Health, Nanjing Medical University, Nanjing, China

Hui Zheng

Affiliation Department of Epidemiology and Biostatistics, School of Public Health, Nanjing Medical University, Nanjing, China

Zhihang Peng

zhihangpeng@njmu.edn.cn (ZP); wangning_12@126.com (NW)

Affiliation Department of Epidemiology and Biostatistics, School of Public Health, Nanjing Medical University, Nanjing, China

Lu Wang

Affiliation National Center for AIDS/STD Control and Prevention, Chinese Center for Diseases Control and Prevention, Beijing, China

Rongbin Yu

Affiliation Department of Epidemiology and Biostatistics, School of Public Health, Nanjing Medical University, Nanjing, China

Ning Wang

zhihangpeng@njmu.edn.cn (ZP); wangning_12@126.com (NW)

Affiliation National Center for AIDS/STD Control and Prevention, Chinese Center for Diseases Control and Prevention, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ZP RY NW. Performed the experiments: LW LF. Analyzed the data: YX GD ZP. Contributed reagents/materials/analysis tools: MJ PH QW HZ LW. Wrote the paper: YX GD ZP.