1 University Hospital of North Norway, Regional Centre for Research and Education in Forensic Psychiatry and Psychology, University Hospital of North-Norway, Tromsoe, Norway.
2 UiT the Arctic University of Norway, Department of Clinical Medicine, Tromsoe, Norway.
3 Oslo University Hospital, Institute of Clinical Medicine, Department of Immunology, Oslo, Norway.
4 Norwegian University of Science and Technology, Faculty of Medicine and Health Sciences, Department of Mental Health, Trondheim, Norway.
5 Mayo Clinic, Division of Consultation, Department of Psychiatry & Psychology, Rochester MN, USA.
6 University Hospital of North Norway, Department of Geriatric Psychiatry, University Hospital of North-Norway, Tromsoe, Norway.