1. Department of Geriatrics/Radboudumc Alzheimer Center; Radboud University Medical Center; Nijmegen The Netherlands
2. Department of Old Age Psychiatry and Geriatrics; Pro Persona Mental Health Care; Nijmegen The Netherlands
3. Department of Internal Medicine, Section of Geriatrics; Academic Medical Center; Amsterdam The Netherlands
4. Department of Old Age Psychiatry; University Medical Center; Groningen The Netherlands
5. Program for Mood Disorders; Pro Persona Mental Health Care; Nijmegen The Netherlands
6. Behavioral Science Institute; Radboud University; Nijmegen The Netherlands