1. National Center on Birth Defects and Developmental Disabilities, Centers for Disease Control and Prevention; Atlanta Georgia
2. North Carolina Birth Defects Monitoring Program, State Center for Health Statistics, North Carolina Division of Public Health; Raleigh North Carolina
3. Carter Consulting; Atlanta Georgia
4. Birth Defects Epidemiology and Surveillance Branch; Texas Department of State Health Services; Austin Texas
5. National Birth Defects Prevention Network; Houston Texas
6. Department of Pediatrics; University of Texas Health Science Center; Houston Texas
7. Division of Community and Family Health; Minnesota Department of Health; St. Paul Minnesota
8. Department of Community and Family Health; College of Public Health, University of South Florida; Tampa Florida