1 Department of Human Genetics, Radboud University Medical Center, Nijmegen, 6500HB, The Netherlands.
2 Language and Genetics Department, Max Planck Institute for Psycholinguistics, Nijmegen, 6500AH, The Netherlands.
3 Donders Institute for Brain, Cognition and Behaviour, Radboud University, Nijmegen, 6500HE, The Netherlands.
4 CHU Sainte-Justine Research Center, Montreal, QC H3T 1C5, Canada.
5 National Institute of Environmental Health Sciences, Research Triangle Park, NC 27709, USA.
6 Centre for Molecular and Biomolecular Informatics, Radboud Institute for Molecular Life Sciences, Radboud University Medical Center, Nijmegen, 6500HB, The Netherlands.
7 Division of Genetics and Genomics, Boston Children's Hospital, Boston, MA 02115, USA.
8 Department of Neurology, Massachusetts General Hospital and Harvard Medical School, Boston, MA 02114, USA.
9 Department of Medical Genetics, Massachusetts General Hospital, Boston, MA 02114, USA.
10 Department of Clinical Genetics and GROW-School for Oncology and Developmental Biology, Maastricht University Medical Center, Maastricht, 6202AZ, The Netherlands.
11 Nemours Childrens Clinic, Orlando, FL 32827, USA.
12 Division of Genetics and Genomic Medicine, Department of Pediatrics, Washington University School of Medicine, St. Louis, MO 63110, USA.
13 Valley Children's Hospital, Madera, CA 93636, USA.
14 British Columbia Children's Hospital Research Institute, Vancouver, BC V5Z 4H4, Canada.
15 Department of Medical Genetics, University of British Columbia, Vancouver, BC V6H 3N1, Canada.
16 Department of Medical Genetics and Alberta Children's Hospital Research Institute, Cumming School of Medicine, University of Calgary, Calgary, AB T2N 4N1, Canada.
17 Department of Clinical Genetics, Royal Devon and Exeter NHS Foundation Trust (Heavitree), Exeter, EX2 5DW, UK.
18 Division of Genetics, Department of Medicine, University of Tennessee Medical Center, Knoxville, TN 37920, USA.
19 Greenwood Genetic Center, Greenwood, SC 29646, USA.
20 GRC ConCer-LD, Sorbonne Universités, UPMC Univ Paris ; Department of Medical Genetics and Centre de Référence Malformations et maladies congénitales du cervelet et déficiences intellectuelles de causes rares, Armand Trousseau Hospital, GHUEP, AP-HP, Paris, 75012, France.
21 AP-HP, Hôpital de la Pitié-Salpêtrière, Département de Génétique, Paris, 75013, France.
22 Groupe de Recherche Clinique (GRC) 'déficience intellectuelle et autisme' UPMC, Paris, 75005, France.
23 INSERM, U 1127, CNRS UMR 7225, Institut du Cerveau et de la Moelle épinière, ICM, Sorbonne Universités, UPMC Univ Paris 06 UMR S 1127, 75013, Paris, France.
24 GRC ConCer-LD, Sorbonne Universités, UPMC Univ Paris 06; Department Child Neurology and Reference Center for Neuromuscular Diseases "Nord/Est/Ile-de-France", FILNEMUS, Armand Trousseau Hospital, GHUEP, AP-HP, Paris, 75012, France.
25 GRC ConCer-LD, Sorbonne Universités, UPMC Univ Paris 06; Department of Child Neurology and National Reference Center for Neurogenetic Disorders, Armand Trousseau Hospital, GHUEP, AP-HP, INSERM U1141, 75012, Paris, France.
26 Clinical Genetics Division, Virginia Commonwealth University Health System, Richmond, VA 23298, USA.
27 Clinical Genetics Department, University Medical Center Groningen, Groningen, 9700RB, The Netherlands.
28 Department of Biomedical Sciences, Seoul National University College of Medicine, Seoul, 08826, Republic of Korea.
29 Department of Pediatrics, Seoul National University College of Medicine, Seoul National University Children's Hospital, Seoul, 08826, Republic of Korea.
30 Oxford University Hospitals NHS Foundation Trust, Oxford, OX3 7HE, UK.
31 GeneDx, Gaithersburg, MD 20877, USA.
32 Institute of Human Genetics, Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, 91054, Germany.
33 Northwell Health, Division of Medical Genetics and Genomics, Great Neck, NY 11021, USA.
34 Department of Genetics, University Medical Center Utrecht, Utrecht University, Utrecht, 3508AB, The Netherlands.
35 University Hospitals Bristol, Department of Clinical Genetics, St Michael's Hospital, Bristol, BS2 8EG, UK.
36 Department of Clinical Genetics, University Children's Hospital, Paracelsus Medical University, Salzburg, A-5020, Austria.
37 Department of Pediatrics, Salzburger Landeskliniken and Paracelsus Medical University, Salzburg, A-5020, Austria.
38 Institute of Human Genetics, Technische Universität München, Munich, 81675, Germany.
39 Institute of Human Genetics, Helmholtz Zentrum München, Neuherberg, 85764, Germany.
40 Communication Sciences and Disorders, Augustana College, Rock Island, IL 61201, USA.
41 Department of Neurology, Mayo Clinic, Rochester, MN 55905, USA.
42 Institute of Human Genetics, University Medical Center Hamburg-Eppendorf, Hamburg, 20246, Germany.
43 Waseda University, Tokyo, 169-8050, Japan.
44 Equipe Génétique des Anomalies du Développement, Université de Bourgogne-Franche Comté, Dijon, 21070, France.
45 Centre de Génétique et Centre de Référence Anomalies du Développement et Syndromes Malformatifs, FHU TRANSLAD, Hôpital d'Enfants, CHU Dijon et Université de Bourgogne, Dijon, 21079, France.
46 Waisman Center, Phonology Project, Madison, WI 53705-2280, USA.
47 Language and Genetics Department, Max Planck Institute for Psycholinguistics, Nijmegen, 6500AH, The Netherlands. simon.fisher@mpi.nl.
48 Donders Institute for Brain, Cognition and Behaviour, Radboud University, Nijmegen, 6500HE, The Netherlands. simon.fisher@mpi.nl.
49 CHU Sainte-Justine Research Center, Montreal, QC H3T 1C5, Canada. p.campeau@umontreal.ca.
50 Sainte-Justine Hospital, University of Montreal, Montreal, QC H3T 1C5, Canada. p.campeau@umontreal.ca.