1. Department of General Practice, Intellectual Disability Medicine Erasmus University Medical Center Rotterdam The Netherlands
2. Amarant Group Healthcare Organization for People with Intellectual Disabilities Tilburg The Netherlands
3. Department of Residential Care Kempenhaeghe Epilepsy Center Heeze The Netherlands
4. Department of Behavioral Sciences Kempenhaeghe Epilepsy Center Heeze The Netherlands
5. Department of Neurology Maastricht University Medical Center Maastricht The Netherlands
6. Department of Neurological Learning Disabilities Kempenhaeghe Epilepsy Center Heeze The Netherlands
7. Department of General Practice Erasmus University Medical Center Rotterdam The Netherlands