1. Division of Mental Health; Norwegian Institute of Public Health; Bergen Norway
2. Uni Health; Uni Research; Bergen Norway
3. Department of Psychiatry; Helse Fonna HF; Haugesund Norway
4. Finnish Institute of Occupational Health; Helsinki Finland
5. Department of Public Health; Hjelt Institute; University of Helsinki; Helsinki Finland
6. Department of Psychology; University of Turku; Turku Finland
7. Norwegian Competence Center for Sleep Disorders; Haukeland University Hospital; Bergen Norway
8. Faculty of Psychology; University of Bergen; Bergen Norway
9. Regional Centre for Child and Youth Mental Health and Child Welfare; Uni Health; Uni Research; Bergen Norway
10. Levanger Hospital; Nord-Trøndelag Health Trust; Levanger Norway
11. HUNT Research Centre; Norwegian University of Technology and Science; Levanger Norway