1. Department of Neurology, Faculty Division, Akershus University Hospital, University of Oslo, Lørenskog, Norway
2. Department of Neurology, Akershus University Hospital, Lørenskog, Norway
3. Psychiatry Clinic, Centre for Age-Related Medicine, Stavanger University Hospital, Stavanger, Norway
4. Department of Neurobiology, Karolinska Institute (KI), Care Sciences and Society, KI-Alzheimer Disease Research Center, Novum, Stockholm
5. The Intervention Centre, Oslo University Hospital, Rikshospitalet, Oslo, Norway
6. Department of Physics, University of Oslo, Oslo, Norway
7. Department of Neurology, Oslo University Hospital, Rikshospitalet, Oslo, Norway
8. Institute of Neuroscience and Physiology, University of Gothenburg and Department of Neuropsychiatry, Sahlgrenska University Hospital, Mölndal, Sweden
9. Department of Psychology, Center for the Study of Human Cognition, University of Oslo, Oslo, Norway
10. Department of Geriatric Psychiatry, Akershus University Hospital, Lørenskog, Norway
11. Department of Radiology, Oslo University Hospital, Rikshospitalet, Oslo, Norway