1. Division of Intramural Population Health Research Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health Bethesda Maryland USA
2. Division of Medical Genetics, Department of Pediatrics University of Utah School of Medicine Salt Lake City Utah USA
3. Department of Laboratory Medicine and Pathology University of Minnesota Medical School Minneapolis Minnesota USA
4. Division of Genetics Wadsworth Center, New York State Department of Health Albany New York USA
5. Department of Epidemiology College of Public Health, The University of Iowa Iowa City Iowa USA
6. Department of Pediatrics Stanford University School of Medicine Stanford California USA
7. National Center on Birth Defects and Developmental Disabilities, Centers for Disease Control and Prevention Atlanta Georgia USA
8. Department of Epidemiology Gillings School of Global Public Health Chapel Hill North Carolina USA
9. Gene and Environment Interaction Section National Human Genome Research Institute Bethesda Maryland USA
10. Rady Children's Institute for Genomic Medicine San Diego California USA
11. Department of Pediatrics University of Washington Seattle Washington USA
12. Department of Genome Sciences University of Washington Seattle Washington USA
13. Center for Precision Environmental Health, Baylor College of Medicine Houston Texas USA
14. National Human Genome Research Institute, National Institutes of Health Bethesda Maryland USA