1. Department of Epidemiology, School of Public Health and Tropical Medicine, Tulane University, New Orleans, Louisiana
2. Department of Obstetrics and Gynecology, Women’s Hospital, Zhejiang University School of Medicine, Hangzhou, Zhejiang Province, China
3. Department of Maternal and Child Health, School of Public Health, Peking University, Beijing, China
4. Department of Epidemiology and Biostatistics, School of Public Health, Peking University, Beijing, China
5. Department of Nutrition, Harvard T.H. Chan School of Public Health, Boston, Massachusetts
6. Channing Division of Network Medicine, Department of Medicine, Brigham and Women’s Hospital and Harvard Medical School, Boston, Massachusetts