1. Department of Psychiatry and Human Behavior, Alpert Medical School of Brown University, Providence, RI;
2. Center for the Study of Children at Risk;
3. Department of Pediatrics, Alpert Medical School of Brown University and Women and Infants Hospital, Providence, RI;
4. Department of Pediatrics-Neonatology, Children's Mercy Hospital, Kansas City, MO;
5. Department of Pediatrics, Wake Forest School of Medicine, Winston-Salem, NC;
6. Department of Pediatrics, University of North Carolina at Chapel Hill School of Medicine, Chapel Hill, NC;
7. Department of Pediatrics, University of Hawaii John A. Burns School of Medicine, Honolulu, HI;
8. Department of Pediatrics, Spectrum Health-Helen DeVos Hospital, Grand Rapids, MI;
9. Department of Pediatrics, Harbor-UCLA Medical Center, Torrance, CA; and
10. Gangarosa Department of Environmental Health, Emory University Rollins School of Public Health, Atlanta, GA.