1. Hubei Provincial Key Laboratory for Applied Toxicology, Hubei Provincial Center for Disease Control and Prevention, Wuhan, Hubei 430079, China
2. School of Public Health (Shenzhen), Sun Yat-sen University, Shenzhen, Guangdong 518107, China
3. Reproductive Medical Center, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei 430030, China
4. Key Laboratory of Environment and Health, Ministry of Education & Ministry of Environmental Protection, and State Key Laboratory of Environmental Health (Incubating), Department of Occupational and Environmental Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei 430030, China
5. Institute of Environmental Health and Food Safety, Wuhan Municipal Center for Disease Control and Prevention, Wuhan, Hubei 430015, China
6. Institute of Health Surveillance, Analysis and Protection, Hubei Provincial Center for Disease Control and Prevention, Wuhan, Hubei 430079, China
7. Tianjin Centers for Disease Control and Prevention, Tianjin 300011, China
8. Department of Epidemiology, College of Public Health, University of Iowa, Iowa City, Iowa 52242, United States
9. Division of Personnel, Science and Education, Hubei Provincial Center for Disease Control and Prevention, Wuhan, Hubei 430079, China
10. Depeartment of Epidemiology, School of Public Health, Sun Yat-sen University, Guangzhou, Guangdong 510080, China