1. National Center for Maternal and Child Health, Department of Maternal Health Research, Ulaanbaatar, Mongolia.
2. Channing Division of Network Medicine, Department of Medicine, Brigham and Women's Hospital, Massachusetts, USA.
3. Harvard Medical School, Department of Medicine, Boston, Massachusetts, USA.
4. Department of Nutrition, Harvard T.H. Chan School of Public Health, Boston, Massachusetts, USA.
5. Division of Women's Health, Department of Medicine, Brigham and Women's Hospital, Boston, Massachusetts, USA.
6. Department of Epidemiology, Harvard T.H. Chan School of Public Health, Boston, Massachusetts, USA.
7. McLean Hospital, Laboratory for Psychiatric Biostatistics, Belmont, Massachusetts, USA.
8. Department of Biostatistics, Harvard T.H. Chan School of Public Health, Boston, Massachusetts, USA.
9. Cedars-Sinai Medical Center, Barbra Streisand Women's Heart Center, Smidt Heart Institute, Los Angeles, California, USA.