1. a Memory Clinic, Copenhagen University Hospital , Denmark
2. b The Danish Dementia Research Centre , Copenhagen, Denmark
3. c Department of Old Age Psychiatry , Psychiatric Center North Zealand , Hillerød, Denmark
4. d Department of Neurology , Glostrup Hospital , Glostrup, Denmark
5. e Memory Clinic, Department of Neurology , Herlev Hospital , Herlev, Denmark
6. f Unit for Clinical Quality, Corporate Management, Planning and Development , Hillerød, Denmark