1. Department of Occupational and Environmental Health Sciences, Peking University School of Public Health, Beijing 100191, China
2. Ningbo Municipal Center for Disease Control and Prevention, Ningbo 315000, China
3. Centre for Environmental Health and Sustainability, University of Leicester, University Road, Leicester LE1 7RH, U.K.
4. National Institute for Health Research Health Protection Research Unit in Environmental Exposures and Health at the University of Leicester, University Road, Leicester LE1 7RH, U.K.
5. Environmental Research Group, Faculty of Medicine, School of Public Health, Imperial College London SW7 2AZ, U.K.
6. Institute for Global Health and Development, Peking University, Beijing 100871, China