1. Department of Clinical Genetics, Erasmus MC University Medical Center Rotterdam Rotterdam The Netherlands
2. Department of Pathology, Erasmus MC University Medical Center Rotterdam Rotterdam The Netherlands
3. ENCORE Expertise Center for Neurodevelopmental Disorders, Erasmus MC Rotterdam The Netherlands
4. Department of Clinical Genetics Leiden University Medical Center Leiden The Netherlands
5. Department of Genetics, Division Laboratories, Pharmacy and Biomedical Genetics University Medical Center Utrecht Utrecht The Netherlands
6. Department of Neurology Erasmus Medical Center Rotterdam The Netherlands
7. Department of General Pediatrics Erasmus MC—Sophia Children's Hospital Rotterdam The Netherlands