1. Department of Psychology; Norwegian University of Science and Technology; Trondheim Norway
2. Specialised Unit for Eating Disorder Patients; Department of Psychiatry; Levanger Hospital, Health Trust Nord-Trøndelag; Levanger Norway
3. Regional Centre for Child and Youth Mental Health and Child Welfare; Norwegian University of Science and Technology; Trondheim Norway
4. Department of Child and Adolescent Psychiatry; St. Olav's University Hospital; Trondheim Norway
5. Division of Mental Health; Innlandet Hospital Trust; Hamar Norway