1. Department of Chronic Disease Epidemiology Yale University School of Public Health New Haven Connecticut USA
2. Department of Social and Behavioral Sciences Yale University School of Public Health New Haven Connecticut USA
3. Harvey Cushing/John Hay Whitney Medical Library Yale University Connecticut New Haven USA
4. Department of Environmental Health Sciences Yale University School of Public Health New Haven Connecticut USA
5. Yale College Yale University New Haven Connecticut USA
6. College of Medicine University of Arkansas for Medical Sciences Northwest Fayetteville Arkansas USA
7. Department of Obstetrics and Gynecology Lyndon B Johnson Tropical Medical Center Pago Pago American Samoa
8. National University of Samoa Apia Samoa