[1] Stichting Jutters, Sci Res Dept, Youth Mental Hlth Care Ctr, The Hague, Netherlands
[2] De Fjord Lucertis, Sci Res Dept, Ctr Orthopsychiat & Forens Youth Psychiat, Capelle Aan Den IJssel, Netherlands
[3] Curium Leiden Univ, Med Ctr, Dept Child & Adolescent Psychiat, Oegstgeest, Netherlands
[4] Univ Amsterdam, Amsterdam Inst Social Sci Res, Amsterdam, Netherlands
[5] Vrije Univ Amsterdam, Med Ctr, Dept Child & Adolescent Psychiat, Amsterdam, Netherlands
[6] Boston Univ, Sch Med, Dept Psychiat, Boston, MA 02118 USA
[7] Rhodes Univ, Dept Psychol, ZA-6140 Grahamstown, South Africa