1. Department of Child and Adolescent Psychiatry, Psychosomatics and Psychotherapy; University Hospital; Goethe University Frankfurt am Main; Frankfurt Germany
2. Institute of Medical Biometry and Informatics; University of Heidelberg; Heidelberg Germany
3. Department of Child and Adolescent Psychiatry, Psychosomatics and Psychotherapy; University Hospital RWTH Aachen; Aachen Germany
4. Department of Child and Adolescent Psychiatry, Psychosomatics and Psychotherapy; Saarland University Hospital Homburg; Saarbrücken Germany
5. Department of Child and Adolescent Psychiatry and Psychotherapy; Central Institute of Mental Health; Medical Faculty Mannheim; University of Heidelberg; Heidelberg Germany
6. Department of Child and Adolescent Psychiatry; Medical University of Vienna; Vienna Austria
7. Department of Child and Adolescent Psychiatry, Psychosomatics and Psychotherapy; University Hospital Köln; Cologne Germany
8. Department of Child and Adolescent Psychiatry; LVR Klinik Bonn; Bonn Germany
9. Department of Child and Adolescent Psychiatry, Psychosomatics and Psychotherapy; University Hospital Würzburg; Würzburg Germany