1. ECLAMC, Centro de Educación Médica e Investigaciones Clínicas (CEMIC‐CONICET) Buenos Aires Argentina
2. Instituto Académico Pedagógico de Ciencias Humanas Universidad Nacional de Villa María Córdoba Argentina
3. Department of Epidemiology, Arkansas Center for Birth Defects Research and Prevention and Arkansas Reproductive Health Monitoring System University of Arkansas for Medical Sciences Little Rock Arkansas USA
4. Department of Genetics University of Groningen, University Medical Center Groningen, EUROCAT Northern Netherlands Groningen The Netherlands
5. Metro Atlanta Congenital Defects Program (MACDP), Division of Birth Defects and Infant Disorders National Center on Birth Defects and Developmental Disabilities, CDC Atlanta Georgia USA
6. Department of Epidemiology Emory University Rollins School of Public Health Atlanta Georgia USA
7. Lombardy Congenital Anomalies Registry, Cancer Registry Unit, Fondazione IRCCS, Istituto Nazionale Tumori Milan Italy
8. Health Services Management Research Centre Tabriz University of Medical Sciences Tabriz Iran
9. Division of Medical Genetics, Department of Pediatrics University of Utah School of Medicine Salt Lake City Utah USA
10. Utah Birth Defect Network, Bureau of Children with Special Health Care Needs, Division of Family Health and Preparedness Utah Department of Health Salt Lake City Utah USA
11. Malta Congenital Anomalies Registry Directorate for Health Information and Research Tal‐Pietà Malta
12. Genetics Department, Hospital Universitario Dr. José E. González Universidad Autonóma de Nuevo León San Nicolás de los Garza Mexico
13. Regional Register Congenital Malformation Maule Health Service (RRMC‐SSM) Maule Chile
14. 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 and Social Development Buenos Aires Argentina
15. Department of Basic Sciences of Health, School of Health Pontificia Universidad Javeriana Cali Colombia
16. National Board of Health and Welfare Stockholm Sweden
17. Department of Neonatology Soroka Medical Center Beer‐Sheva Israel
18. Université de Paris, CRESS Obstetrical, Perinatal and Pediatric Epidemiology Research Team (EPOPé), INSERM, INRA Paris France
19. CARIS, The Congenital Anomaly Register for Wales, Singleton Hospital Swansea Wales UK
20. Department of Genetics, RYVEMCE Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán México City Mexico
21. Institute of Clinical Physiology, National Research Council and Fondazione Toscana Gabriele Monasterio Tuscany Registry of Congenital Defects Pisa Italy
22. Medical Faculty, Malformation Monitoring Centre Saxony‐Anhalt Otto‐von‐Guericke University Magdeburg Germany
23. Department of Medical Genetics Thomayer University Hospital Prague Czech Republic
24. Slovak Teratologic Information Centre (FPH) Slovak Medical University Bratislava Slovak Republic
25. Omni‐Net for Children International Charitable Fund Rivne Ukraine
26. Human Genetics Institute Pontificia Universidad Javeriana Bogotá Colombia
27. Birth Defects Epidemiology and Surveillance Branch Texas Department of State Health Services Austin Texas USA
28. International Center on Birth Defects, International Clearinghouse for Birth Defects Surveillance and Research Rome Italy