1. a De Jutters - Youth Mental Health Care Centre , Scientific Research , The Hague , The Netherlands
2. b De Fjord Lucertis - Centre for Orthopsychiatry and Forensic Youth Psychiatry, Scientific Research , Capelle aan den IJssel , The Netherlands
3. c Department of Child and Adolescent Psychiatry , Curium-Leiden University Medical Centre , Leiden , The Netherlands
4. d Department of Child and Adolescent Psychiatry , VU University Medical Centre , Amsterdam , The Netherlands
5. e Department of Cultural and International Psychiatry , VU University Medical Centre , Amsterdam , The Netherlands
6. f Department of Psychiatry , Boston University School of Medicine , Boston , USA
7. g Department of Psychology , Rhodes University , Grahamstown , South Africa