1. Department of Obstetrics, Women’s Hospital, Zhejiang University School of Medicine, Hangzhou, Zhejiang 310006, PR China
2. Centre for Sustainable Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore 117609, Republic of Singapore
3. Department of Paediatrics, Yong Loo Lin School of Medicine, National University of Singapore, Singapore 117609, Republic of Singapore
4. Saw Swee Hock School of Public Health, National University of Singapore, Singapore 117609, Republic of Singapore
5. Yusuf Hamied Department of Chemistry, University of Cambridge, Cambridge CB2 1EW, United Kingdom
6. Department of Obstetrics and Gynecology, The Fourth Affiliated Hospital, Zhejiang University School of Medicine, Yiwu, Zhejiang 322000, PR China
7. Lanxi People’s Hospital, Jinhua, Zhejiang 321102, PR China
8. Wenling Women’s and Children’s Hospital, Taizhou, Zhejiang 317500, PR China
9. Key Laboratory of Microbial Technology for Industrial Pollution Control of Zhejiang Province, College of Environment, Zhejiang University of Technology, Hangzhou, Zhejiang 310032, PR China
10. Key Laboratory of Pollution Exposure and Health Intervention of Zhejiang Province, Interdisciplinary Research Academy, Zhejiang Shuren University, Hangzhou, Zhejiang 310006, PR China
11. Institute of Reproductive and Child Health/National Health Commission Key Laboratory of Reproductive Health, School of Public Health, Peking University Health Science Centre, Beijing 100191, PR China
12. Vanke School of Public Health, Tsinghua University, Beijing 100084, PR China
13. Singapore Institute for Clinical Sciences (SICS), Agency for Science, Technology and Research (A*STAR), 30 Medical Drive, Singapore 117609, Republic of Singapore
14. Human Potential Translational Research Programme, Yong Loo Lin School of Medicine, National University of Singapore, Singapore 117609, Republic of Singapore
15. School of Public Health and Preventive Medicine, Monash University, Melbourne, Victoria 3004, Australia
16. Maternal and Child Health Division, Health Commission of Zhejiang Province, Hangzhou, Zhejiang 310006, PR China
17. Key Laboratory of Women’s Reproductive Health, Hangzhou, Zhejiang 310006, PR China