1. School of Public Health, Key Lab of Public Health Safety of the Ministry of Education and Key Lab of Health Technology Assessment of the Ministry of Health
2. Shanghai Key Laboratory of Atmospheric Particle Pollution and Prevention (LAP3), and
3. National Center for Chronic Noncommunicable Disease Control and Prevention, Chinese Center for Disease Control and Prevention, Xicheng District, Beijing, China
4. Department of Environmental Health, Rollins School of Public Health, Emory University, Atlanta, Georgia
5. Texas A&M School of Public Health, College Station, Texas; and
6. JC School of Public Health and Primary Care, Prince of Wales Hospital, Hong Kong Special Administrative Region, China
7. Key Lab of Reproduction Regulation of National Population and Family Planning Commission, Shanghai Institute of Planned Parenthood Research, Institute of Reproduction and Development, Fudan University, Shanghai, China