1. Erasmus Medical Centre Rotterdam; The Generation R Study Group; the Netherlands
2. Department of Child and Adolescent Psychiatry; Erasmus Medical Centre-Sophia Children's Hospital Rotterdam; the Netherlands
3. Epidemiology Branch, Division of Intramural Population Health Research; Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health; Bethesda Maryland
4. Department of Radiology; Erasmus Medical Centre Rotterdam; the Netherlands
5. Department of Epidemiology; Erasmus Medical Centre Rotterdam; the Netherlands
6. Department of Pediatrics; Erasmus Medical Centre-Sophia Children's Hospital Rotterdam; the Netherlands
7. Department of Psychiatry; Erasmus Medical Centre; Rotterdam the Netherlands