1. Department of Medical Genetics Telemark Hospital Trust Skien Norway
2. All Wales Medical Genomics Service, Cardiff and Vale University Health Board University Hospital of Wales Cardiff UK
3. Exeter Genomics Laboratory Royal Devon and Exeter NHS Foundation Trust Exeter UK
4. Institute of Biomedical and Clinical Science University of Exeter Medical School Exeter UK
5. Division of Cancer and Genetics, School of Medicine Cardiff University Cardiff UK
6. Clinical Genetics, West Midlands Regional Genetics Service Birmingham Women's and Children's NHS Foundation Trust Birmingham UK
7. Immunodeficiency Centre for Wales University Hospital of Wales Cardiff UK
8. Department of Paediatrics University Hospital of Wales Cardiff UK
9. Department of Pediatrics University of Chicago Chicago Illinois USA
10. Institute for Maternal and Child Health IRCCS Burlo Garofolo Trieste Italy
11. Pediatrics Service Hospital General d'Ontinyent Ontinyent Spain
12. Department of Clinical Biochemistry and CIBERER Institut de Recerca Sant Joan de Déu Barcelona Spain
13. Laboratory of Neurogenetics and Molecular Medicine – IPER and CIBERER Institut de Recerca Sant Joan de Déu Barcelona Spain
14. Department of Genetic Medicine – IPER Hospital Sant Joan de Déu Barcelona Spain
15. Hospital Clínic and Division of Pediatrics, School of Medicine and Health Sciences University of Barcelona Barcelona Spain
16. Department of Pathology and Laboratory Medicine Children's Mercy Hospital Kansas City Missouri USA
17. Genomic Medicine Center Children's Mercy Hospital Kansas City Missouri USA
18. Kansas City School of Medicine University of Missouri Kansas City Missouri USA
19. Division of Clinical Genetics Children's Mercy Hospital Kansas City Missouri USA
20. Service de Génétique Centre Hospitalier Régional Universitaire Tours France
21. UMR1253, iBrain University of Tours, INSERM Tours France
22. Excellence Center in Autism and Neurodevelopmental Disorders Centre Hospitalier Régional Universitaire Tours France
23. Department of Genetics APHP‐Robert Debré University Hospital Paris France
24. Laboratoire de Biologie Médicale Multisites SeqOIA Paris France
25. Department of Medical Genetics St. Olavs University Hospital Trondheim Norway
26. Department of Otolaryngology, Head and Neck Surgery St. Olavs University Hospital Trondheim Norway
27. Department of Neuromedicine and Movement Science Norwegian University of Science and Technology (NTNU) Trondheim Norway