1. Faculty of Nursing and Health Sciences, Nord University, Levanger, Norway
2. Department of Research, Nord-Trøndelag Hospital Trust, Levanger, Norway
3. Department of Psychiatry, Nord-Trøndelag Hospital Trust, Levanger, Norway
4. Department of Pain Management and Research, Oslo University Hospital, Oslo, Norway
5. Department of Psychiatry, Møre and Romsdal Hospital Trust, Molde, Norway
6. Department of Mental Health, Faculty of Medicine and Health Science, Norwegian University of Science and Technology (NTNU), Trondheim, Norway
7. Department of Mental Health, Sørlandet Hospital Trust, Arendal, Norway
8. Department of Research and Innovation, Møre and Romsdal Hospital Trust, Ålesund, Norway