1. GGzE Center for Child & Adolescent Psychiatry, Eindhoven, the Netherlands;
2. Consultancy & Applied Research, Justa Mesura, Barcelona, Spain;
3. Department of Methodology and Statistics, Tilburg University;
4. BC Mental Health & Substance Use Services; Department of Psychiatry, University of British Columbia, Department of Psychology, Simon Fraser University, Canada
5. Tranzo - Scientific Center for Care and Welfare, Tilburg University, the Netherlands