1. Department of Occupational and Environmental Health and Ministry of Education Key Lab for Environment and Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China
2. Dongfeng Central Hospital, Dongfeng Motor Corporation and Hubei University of Medicine, Shiyan, China
3. Department of Epidemiology and Statistics, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China
4. Department of Cardiology, Renmin Hospital of Wuhan University, Wuhan, China
5. Department of Nutrition and Department of Epidemiology, Harvard School of Public Health, Boston, MA