1. Department of Endocrinology and Metabolism, Shanghai Jiao Tong University Affiliated Sixth People’s Hospital South Campus,Shanghai, China
2. Pennington Biomedical Research Center, Baton Rouge, Louisiana, USA
3. Tianjin Women’s and Children’s Health Center, Tianjin, China
4. Department of Epidemiology, School of Public Health and Tropical Medicine, Tulane University, New Orleans, Louisiana, USA
5. Department of Public Health, University of Helsinki, Helsinki, Finland
6. Department of Biostatistics, Epidemiology and Information, Perelman School of Medicine University of Pennsylvania, Philadelphia, Pennsylvania, USA
7. Department of Epidemiology and Biostatistics, School of Public Health, Tianjin Medical University, Tianjin, China
8. Population Cancer Research Program, Dalhousie University, Halifax, Nova Scotia, Canada