1. Centre for Clinical Brain Sciences, University of Edinburgh, Edinburgh, UK
2. NHS Lothian, Edinburgh, UK
3. Geriatric Medicine, Usher Institute, University of Edinburgh, Edinburgh, UK
4. Division of Clinical Geriatrics, Karolinska Institutet, Stockholm, Sweden
5. Department of Neuroscience, Neurology, Uppsala University, Uppsala, Sweden
6. Centre for Clinical Brain Sciences, UK Dementia Research Institute, University of Edinburgh, Edinburgh, UK
7. Institute of Cardiovascular and Medical Sciences, University of Glasgow, Glasgow, UK