1. Department of Old Age Psychiatry, Oslo University Hospital, Oslo, Norway
2. Institute of Clinical Medicine, Faculty of Medicine, University of Oslo, Oslo, Norway
3. Department of Psychology, Faculty of Social Sciences, University of Oslo, Oslo, Norway
4. The Department of Biomedicine, Faculty of Medicine, University of Bergen, Bergen, Norway
5. Department of Radiology, Haukeland University Hospital, Bergen, Norway
6. Old Age Psychiatry Private Practice, Oslo, Norway
7. Division of Radiology and Nuclear Medicine, Oslo University Hospital, Oslo, Norway
8. Department of Psychiatric Research, Diakonhjemmet Hospital, Oslo, Norway
9. Norwegian Centre for Mental Disorders Research (NORMENT), Institute of Clinical Medicine, University of Oslo, Oslo, Norway
10. Department of Clinical Neuroscience, Centre for Psychiatric Research, Karolinska Institutet, Stockholm, Sweden
11. K.G. Jebsen Centre for Neurodevelopmental Disorders, University of Oslo, Oslo, Norway