1. Xinhua Hospital affiliated to Shanghai Jiao Tong University School of Medicine, Shanghai, China
2. School of Public Health, Key Lab of Health Technology Assessment (National Health Commission), Fudan University, Shanghai, China
3. School of Public Health, University of Sydney, Sydney, Australia
4. Shanghai Center for Women and Children’s Health, Shanghai, China
5. School of Public Health and Tropical Medicine, Tulane University, New Orleans, LA, USA