1. Alzheimer Scotland Dementia Research CentreUniversity of Edinburgh Edinburgh United Kingdom
2. Centre for Cognitive Ageing and Cognitive Epidemiology University of EdinburghEdinburgh United Kingdom
3. Department of Medicine for the Elderly Royal Infirmary of Edinburgh National Health Service LothianEdinburgh United Kingdom
4. Geriatric Medicine University of Edinburgh Edinburgh United Kingdom
5. Institute of Cardiovascular and Medical Science University of Glasgow Glasgow United Kingdom