1. Lifespan Brain Institute Children's Hospital of Philadelphia and Perelman School of Medicine at the University of Pennsylvania Philadelphia PA USA
2. Geisinger Autism & Developmental Medicine Institute Geisinger Health System Lewisburg PA USA
3. Instituto de Genética Médica y Molecular Hospital Universitario La Paz Madrid Spain
4. Center for Genetics and Genomics Facultad de Medicina Clínica Alemana – Universidad del Desarrollo Santiago Chile
5. Medical Research Council Centre for Neuropsychiatric Genetics and Genomics, Division of Psychological Medicine and Clinical Neurosciences Cardiff University Cardiff UK
6. Clinic and Policlinic for Psychiatry and Psychotherapy University of Rostock Rostock Germany
7. Sainte Justine Research Center University of Montreal Montreal Canada
8. Service des Troubles du Spectre de l'Autisme (STSA) Lausanne University Hospital Lausanne Switzerland
9. Red Cross War Memorial Children's Hospital University of Cape Town Cape Town South Africa
10. Centre for Addiction and Mental Health, University Health Network and Department of Psychiatry University of Toronto Toronto Canada
11. Center for Human Genetics, University Hospital Leuven and Department of Human Genetics KU Leuven Leuven Belgium