1. Child Population and Translational Health Research, Children's Hospital at Westmead Clinical School University of Sydney Sydney Australia
2. The Western Australian Register of Developmental Anomalies, Department of Health Government of Western Australia Subiaco Australia
3. School of Medicine, Division of Pediatrics; and Telethon Kids Institute University of Western Australia Perth Western Australia Australia
4. University of Groningen, University Medical Center Groningen Department of Genetics Groningen The Netherlands
5. ECEMC, Research Unit on Congenital Anomalies Institute of Rare Diseases Research (IIER), Instituto de Salud Carlos III Madrid Spain
6. International Center on Birth Defects (ICBD) of the International Clearinghouse for Birth Defects Surveillance and Research (ICBDSR), Division of Medical Genetics University of Utah School of Medicine Salt Lake City Utah USA
7. Division of Medical Genetics, Department of Pediatrics University of Utah School of Medicine Salt Lake City Utah USA
8. Birth Defects Epidemiology and Surveillance Branch Texas Department of State Health Services Austin Texas USA
9. Tabriz Health Services Management Research Center, School of Medicine Tabriz University of Medical Sciences Tabriz Iran
10. Malta Congenital Anomalies Registry Directorate for Health Information and Research Guardamangia Malta
11. National Network of Congenital Anomalies of Argentina (RENAC), National Center of Medical Genetics National Administration of Laboratories and Health Institutes (ANLIS), National Ministry of Health Buenos Aires Argentina
12. Pontificia Universidad Javeriana Cali Centro Médico Imbanaco Cali Colombia
13. Swedish National Board of Health and Welfare and Institution of Clinical Sciences, Lund University of Lund Stockholm Sweden
14. Université de Paris, Center of Research in Epidemiology and Statistics/CRESS/Obstetrical Perinatal and Pediatric Epidemiology Research Team (EPOPé) INSERM, INRA Paris France
15. National Center on Birth Defects and Developmental Disabilities US Centers for Disease Control and Prevention Atlanta Georgia USA
16. National Center on Birth Defects and Developmental Disabilities Carter Consulting, Incorporated Atlanta Georgia USA
17. Department of Obstetrics and Gynecology Soroka University Medical Center Beersheva Israel
18. ECLAMC Latin American Collaborative Study of Congenital Malformations Buenos Aires Argentina
19. Registro DAN (Registro de Defectos al Nacimiento), Departamento de Genética Hospital Universitario Dr. José E. González. Universidad Autónoma de Nuevo León Monterrey Mexico
20. CARIS (Congenital Anomaly Register & Information Services), Public Health Wales Singleton Hospital Swansea UK
21. RYVMCE, Department of Genetics Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán Mexico City Mexico
22. Utah Department of Health, Bureau of Children with Special Health Care Needs Utah Birth Defect Network Salt Lake City Utah USA
23. Department of Epidemiology and the Arkansas Reproductive Health Monitoring System University of Arkansas for Medical Sciences, Fay W Boozman College of Medicine Little Rock Arkansas USA
24. Institute of Clinical Physiology National Research Council/Fondazione Toscana Gabriele Monasterio Pisa Italy
25. Malformation Monitoring Centre Saxony‐Anhalt Medical Faculty Otto‐von‐Guericke University Magdeburg Magdeburg Germany
26. Arkansas Children's Hospital Arkansas Children's Research Institute Little Rock Arkansas USA
27. Department of Medical Genetics Thomayer Hospital Prague Czech Republic
28. Slovak Medical University in Bratislava Faculty of Public Health Bratislava Slovak Republic
29. Cancer Registry Unit Fondazione IRCCS Istituto Nazionale dei Tumori Lombardy Italy
30. OMNI‐Net Ukraine Birth Defects Program Rivne Ukraine
31. Rivne Regional Medical Diagnostic Center Rivne Ukraine
32. Instituto de Genética Humana Pontificia Universidad Javeriana Bogotá Bogota Colombia