1. Department of Nutrition, Harvard School of Public Health, Boston, MA
2. Department of Epidemiology, Harvard School of Public Health, Boston, MA
3. Department of Biostatistics, Harvard School of Public Health, Boston, MA
4. Vincent Obstetrics and Gynecology, Massachusetts General Hospital and Harvard Medical School, Boston, MA
5. Department of Urology, Massachusetts General Hospital and Harvard Medical School, Boston, MA
6. Department of Environmental Health, Harvard School of Public Health, Boston, MA
7. Channing Laboratory, Department of Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, MA