1. National Center on Birth Defects and Developmental DisabilitiesCenters for Disease Control and Prevention Atlanta Georgia
2. Carter Consulting Incorporated Atlanta Georgia
3. National Human Genome Research InstituteNational Institutes of Health Bethesda Maryland
4. Department of PediatricsUniversity of Washington Seattle Washington
5. Department of Medicine, University of Washington Seattle Washington
6. Department of Genome SciencesUniversity of Washington Seattle Washington
7. Fay W Boozman College of Public HealthUniversity of Arkansas for Medical Sciences Little Rock Arkansas
8. College of Medicine, University of Arkansas for Medical Sciences Little Rock Arkansas
9. Stanford University School of Medicine, Department of Pediatrics Stanford California
10. Department of EpidemiologyUniversity of Iowa Iowa City Iowa
11. Children's National Medical Center, George Washington University Washington District of Columbia
12. Massachusetts Department of Public Health Boston Massachusetts
13. Division of Genetics, Wadsworth Center New York State Department of Health Albany, New York
14. Marshfield Clinic Research Institute Marshfield Wisconsin
15. Department of Epidemiology, Gillings School of Global Public Health, University of North Carolina Chapel Hill North Carolina
16. Department of Molecular Biomedical Sciences, College of Veterinary Medicine, North Carolina State University Raleigh North Carolina
17. Center for Precision Environmental Health, Departments of Molecular & Cellular Biology and Medicine, Baylor College of Medicine Houston Texas
18. Department of PediatricsSection of Hematology‐Oncology, Baylor College of Medicine Houston Texas
19. Division of Medical Genetics, Department of PediatricsUniversity of Utah School of Medicine Salt Lake City Utah