1. Population Health Sciences Institute Newcastle University Newcastle UK
2. Department of Woman‐Mother‐Child University Medical Center CHUV Lausanne Switzerland
3. Rare Diseases Research Unit Foundation for the Promotion of Health and Biomedical Research in the Valencian Region Valencia Spain
4. Epidemiology Department National Institute of Health Doutor Ricardo Jorge Lisbon Portugal
5. Directorate for Healthcare Planning, Organisation and Evaluation; Registries and Health Information Unit Ministry of Health of the Basque Government Vitoria‐Gasteiz Spain
6. Malta Congenital Anomalies Register Directorate for Health Information and Research Pietà Malta
7. INSERM U1153, CRESS, Obstetrical Perinatal and Pediatric Epidemiology Research Team (EPOPé) Université de Paris Paris France
8. Department of Global Public Health and Primary Care University of Bergen Bergen Norway
9. Division for Mental and Physical Health Norwegian Institute of Public Health Bergen Norway
10. National Perinatal Epidemiology Unit, Nuffield Department of Population Health University of Oxford Oxford UK
11. South West Congenital Anomaly Register (SWCAR), Bristol Medical School University of Bristol Bristol UK
12. Styrian Malformation Registry Medical University of Graz Graz Austria
13. Provinciaal Instituut voor Hygiene (PIH) Antwerp Belgium
14. Registro IMER ‐ IMER Registry (Emilia Romagna Registry of Birth Defects), Center for Clinical and Epidemiological Research University of Ferrara, Azienda Ospedaliero‐Universitaria di Ferrara Ferrara Italy
15. Auvergne Registry of Congenital Anomalies (CEMC‐Auvergne), Department of Clinical Genetics, Centre de Référence des Maladies Rares University Hospital of Clermont‐Ferrand Clermont‐Ferrand France
16. Tuscany Registry of Congenital Defects (RTDC) Institute of Clinical Physiology ‐ National Research Council/Fondazione Toscana Gabriele Monasterio Pisa Italy
17. Register of Congenital Malformations of Reunion Island CHU Réunion St Pierre France
18. Malformation Monitoring Centre Saxony‐Anhalt, Medical Faculty Otto‐von‐Guericke University Magdeburg Germany
19. Brittany Registry of Congenital Anomalies, CHU Rennes University Rennes, Inserm, EHESP, Irset (Institut de Recherche en Santé, Environnement Ettravail) Rennes France
20. French West Indies Registry, Registre des Malformations des Antilles (REMALAN), Maison de la Femme de la Mère et de l'Enfant University Hospital of Martinique Fort‐de‐France France
21. CARIS, Public Health Wales Singleton Hospital Swansea UK
22. Wessex Clinical Genetics Department Princess Anne Hospital Southampton UK
23. OMNI‐Net Ukraine Birth Defects Program Khmelnytsky City Children's Hospital Khmelnytsky Ukraine
24. Centre of Excellence for Reproductive and Regenerative Medicine Children's Hospital Zagreb, Medical School University of Zagreb Zagreb Croatia
25. Department of Genetics, EUROCAT Northern Netherlands, University Medical Center Groningen University of Groningen Groningen The Netherlands
26. European Commission Joint Research Centre (JRC) Ispra Italy
27. Department of Public Health Health Service Executive (HSE) South East Area Dublin Ireland