1. Department of Health Management Center, Institute of Health Management, Sichuan Provincial People's Hospital University of Electronic Science and Technology of China Chengdu China
2. Chinese Academy of Sciences Sichuan Translational Medicine Research Hospital Chengdu China
3. Department of School of Public Health, and Epidemiology and Biostatistics Zhejiang University School of Medicine Hangzhou China
4. School of Public Health Southwest Medical University Luzhou China