1. Clinical Genetics Department, Reference Center for Developmental AnomaliesCHU Lille Lille France
2. EA7364‐RADEMELille University Lille France
3. Biochemistry and Molecular Oncology LaboratoryCHU Lille Lille France
4. Medical Genetics DepartmentCHU Lille Lille France
5. Medical Genetics DepartmentCHU Strasbourg Strasbourg France
6. Histology, Embryology and Cytogenetics Department, Necker‐Enfants Malades HospitalAP‐HP Paris France
7. Clinical Genetics Department, Necker–Enfants Malades Hospital, AP‐HP, INSERM UMRIMAGINE Institute Paris France
8. Antenatal Diagnosis DepartmentRené Dubois Hospital Pontoise France
9. Hematology DepartmentCHR Metz‐Thionville Metz France
10. Anatomo‐Pathology DepartmentCHU Bordeaux Bordeaux France
11. Anatomo‐Pathology InstituteCHU Lille Lille France
12. Medical Genetics Department, CHU Bordeaux, MRGM Laboratory, INSERMBordeaux University Bordeaux France
13. Genetics Department, Reference Center for Developmental AnomaliesCHU Rouen Rouen France
14. Genetics Department, Robert Debré HospitalAP‐HP Paris France
15. Genetics DepartmentCHU Angers Angers France
16. Genetics DepartmentCHU Grenoble‐Alpes Grenoble France
17. Anatomo‐Cytopathology Department, Cochin HospitalAP‐HP Paris France
18. Foetopathology Department, Robert Debré HospitalAP‐HP Paris France
19. INSERM U1053‐UMR BaRITOn, Foetopathology Department, Pellegrin HospitalCHU Bordeaux Bordeaux France
20. Genetics DepartmentHospices Civils de Lyon Lyon France
21. GENDEV Team, CRNL, INSERM U1028, CNRS UMR 5292UCBL1 Lyon France
22. Clinical Genetics, Reference Center for Developmental Anomalies, Armand Trousseau HospitalAP‐HP Paris France