1. Department of Epidemiology and Health Statistics, School of Public Health, Anhui Medical University, Hefei, Anhui, China;
2. AAnhui Meteorological Service Center, Anhui Meteorological Bureau, Hefei, Anhui, China;
3. Division of Injury Prevention and Mental Health, National Center for Chronic and Noncommunicable Disease Control and Prevention, Beijing, P.R. China;
4. Center for Evidence-Based Practice, Anhui Medical University, Hefei, Anhui, China