1. Center for Medical Genetics Ghent Ghent University Hospital Ghent Belgium
2. Department for Biomolecular Medicine Ghent University Ghent Belgium
3. University of Colorado, Section of Genetics Department of Pediatrics, The Children's Hospital Colorado Aurora Colorado USA
4. Division of Development, Behavior and Genetics SUNY Upstate Medical University New York New York USA
5. GeneDx, Inc. Laboratory Gaithersburg Maryland USA
6. Division of Genetics, Department of Pediatrics University of Virginia Children's Hospital Charlottesville Virginia USA
7. Department of Genetics University Medical Center Utrecht Utrecht The Netherlands
8. Sheffield Children's Hospital NHS Foundation Trust Western Bank Sheffield UK
9. Department of Neuropediatrics Ghent University Hospital Ghent Belgium
10. Medical Genetics and Genomics Spectrum Health Helen Devos Children's Hospital Grand Rapids Michigan USA
11. Department of Pediatrics and Human Development Michigan State University College of Human Medicine Grand Rapids Michigan USA