1. Department of Child and Adolescent Psychiatry, Division of Mental Health and Addiction Vestre Viken Hospital Drammen Norway
2. Network for Personality Disorder, Section for Personality Psychiatry and specialized treatments, Department for National and Regional Functions, Division of Mental health and Addiction Oslo University Hospital Oslo Norway
3. Norwegian Centre for Mental Disorders Research (NORMENT), Institute for Clinical Medicine, Faculty of Medicine University of Oslo Oslo Norway
4. Outpatient Clinic for Specialized Treatment of Personality Disorders, Section for Personality Psychiatry and Specialized Treatments, Department for National and Regional Functions, Division of Mental Health and Addiction Oslo University Hospital Oslo Norway
5. Group Therapy Section, Follo District Psychiatric Centre, Division of Mental Health Akershus University Hospital Ski Norway
6. Institute of Clinical Medicine, Faculty of Medicine University of Oslo Oslo Norway
7. Section for Treatment Research, Department for Research and Innovation, Division of Mental Health and Addiction Oslo University Hospital Oslo Norway
8. Section for Personality Psychiatry and specialized treatments, Department for National and Regional Functions, Division of Mental health and Addiction Oslo University Hospital Oslo Norway