1. Research Institute of Child Development and Education, University of Amsterdam, Amsterdam, The Netherlands
2. Kristal, Centre for Psychiatry and Intellectual Disability, Leiden, The Netherlands
3. Psycho-trauma Center for Children and Youth, Rivierduinen, Leiden, The Netherlands
4. Leiden University Medical Center, Leiden, The Netherlands
5. Stichting Epilepsie Instellingen Nederland (SEIN), Heemstede, The Netherlands