1. Department of Psychiatry and Neuropsychology School for Mental Health and Neuroscience, Maastricht University Maastricht The Netherlands
2. Department of Child en Youth Mental Health Mondriaan Mental Health Centre Heerlen The Netherlands
3. Department of Public Mental Health Central Institute of Mental Health, Medical Faculty Mannheim, University of Heidelberg Mannheim Germany
4. ESRC Centre for Society & Mental Health King's College London London UK
5. Centre for Epidemiology and Public Health, Health Service and Population Research Department Institute of Psychiatry, Psychology & Neuroscience, King's College London London UK