1. Department of Pediatrics, Academic Medical Center; University of Amsterdam; Amsterdam the Netherlands
2. Prinsenstichting Institute; Purmerend the Netherlands
3. Autism Team Northern-Netherlands, Jonx Department of Youth Mental Health and Autism; Lentis Psychiatric Institute; Groningen the Netherlands
4. Department of Clinical Genetics, Academic Medical Center; University of Amsterdam; Amsterdam the Netherlands
5. Division of Clinical Genetics, Department of Pediatrics; Paracelsus Medical University Salzburg; Salzburg Austria
6. Kennedy Center, Department of Clinical Genetics, Copenhagen University Hospital; Rigshospitalet; Glostrup Denmark
7. Department of Clinical Genetics; Erasmus Medical Center; Rotterdam the Netherlands
8. Department of Pediatrics; ASST Papa Giovanni XXIII; Bergamo Italy
9. División Genetica, Hospital de Clínicas José de San Martín; Universidad de Buenos Aires; Buenos Aires Argentina
10. Division of Genetics; Children's Hospital of Philadelphia; Philadelphia Pennsylvania
11. Department of Medical Genetics, Reference Center for Skeletal Dysplasia, INSERM UMR 1163, Laboratory of Molecular and Physiopathological Bases of Osteochondrodysplasia, Paris Descartes-Sorbonne Paris Cité University, AP-HP; Institut Imagine, and Hôpital Universitaire Necker-Enfants Malades; Paris France
12. Department of Pediatrics, Perelman School of Medicine; University of Pennsylvania; Philadelphia Pennsylvania
13. Department of Clinical Genetics; VU University Medical Center; Amsterdam the Netherlands
14. MRC Human Genetics Unit, IGMM; Western General Hospital; Edinburgh United Kingdom
15. Department of Health Sciences, Medical Genetics; University of Milan; Milan Italy
16. Institut für Humangenetik Lübeck; Universitätsklinikum Schleswig-Holstein; Lübeck Germany
17. Department of Medical Genetics, Kasturba Medical College; Manipal University; Manipal India
18. Department of Clinical Genetics; Leiden University Medical Centre; Leiden the Netherlands
19. Department of Genetics; University Medical Center Utrecht; Utrecht the Netherlands
20. Institut für Medizinische Genetik und Humangenetik; Berlin Germany
21. Department of Human Genetics, Donders Centre for Neuroscience; Radboud University Medical Center; Nijmegen the Netherlands
22. Section for Functional Genetics, Institute of Human Genetics; University of Lübeck; Lübeck Germany
23. Institute of Human Genetics; University Medical Center Hamburg-Eppendorf; Hamburg Germany
24. Cerebra Centre for Neurodevelopmental Disorders, School of Psychology; University of Birmingham; Birmingham United Kingdom
25. Institute of Cognitive Neuroscience; University College London; London United Kingdom
26. Laboratorio de Genética Clínica y Genómica Funcional, Facultad de Medicina; Universidad de Zaragoza; Zaragoza Spain
27. Unidad de Genética Clínica, Servicio de Pediatría, Hospital Clínico Universitario “Lozano Blesa” CIBERER-GCV02 and Departamento de Pediatría, Facultad de Medicina; Universidad de Zaragoza; Zaragoza Spain
28. Division of Human Genetics, Department of Pediatrics, Inselspital, Bern University Hospital; University of Bern; Bern Switzerland
29. Molecular Biology Laboratory; Istituto Auxologico Italiano; Milan Italy
30. UOC Pediatria; ASST Lariana; Como Italy
31. Severinus Institute; Veldhoven the Netherlands
32. Division of Craniofacial Medicine; Seattle Children's Hospital; Seattle Washington
33. Departments of Pediatrics, Hematology, Oncology and Department of General Nursery; Medical University of Gdansk; Gdansk Poland