Aina Basilier Vaage1,2
, Laila Tingvold3
, Edvard Hauff3,4
, Thong Van Ta5
, Tore Wentzel-Larsen6
, Jocelyne Clench-Aas7
and Per Hove Thomsen1,8 
1
Centre for Child and Adolescent Mental Health, University of Bergen, Bergen, Norway
2
Department of Child and Adolescent Psychiatry, Stavanger University Hospital, Stavanger, Norway
3
Institute of Psychiatry, University of Oslo, Oslo, Norway
4
Oslo University Hospital, Ullevål Department of Psychiatry, Oslo, Norway
5
International House Foundation, Stavanger, Norway
6
Centre for Clinical Research, Haukeland University Hospital, Bergen, Norway
7
Norwegian Institute of Public Health, Division of Mental Health, Oslo, Norway
8
Centre for Child and Adolescent Psychiatry, University of Aarhus, Aarhus, Denmark