1. Anhui Provincial Center for Disease Control and Prevention Hefei China
2. Public Health Research Institute of Anhui Province Hefei Anhui China
3. School of Public Health Anhui Medical University Hefei Anhui China
4. School of Public Health Fudan University Shanghai China
5. Key Laboratory of Public Health Safety, Ministry of Education Fudan University Shanghai China
6. Anhui Province Key Laboratory of Major Autoimmune Diseases Hefei Anhui China