1. Department of Neurology Erasmus University Medical Center Rotterdam Rotterdam the Netherlands
2. Generation R Study Group Erasmus University Medical Center Rotterdam Rotterdam the Netherlands
3. Department of Immunology Erasmus University Medical Center Rotterdam Rotterdam the Netherlands
4. Department of Pediatrics Erasmus University Medical Center Rotterdam Rotterdam the Netherlands
5. Department of Immunology and Pathology Central Clinical School, Monash University and Alfred Hospital Melbourne Victoria Australia
6. Department of Child and Adolescent Psychiatry Erasmus University Medical Center Rotterdam Rotterdam the Netherlands
7. Department of Radiology and Nuclear Medicine Erasmus University Medical Center Rotterdam Rotterdam the Netherlands