1 Division of Psychiatry, University College London, London, UK; Camden and Islington NHS Foundation Trust, London, UK. Electronic address: g.livingston@ucl.ac.uk.
2 Division of Psychiatry, University College London, London, UK.
3 Division of Psychiatry, University College London, London, UK; Camden and Islington NHS Foundation Trust, London, UK.
4 Division of Psychiatry, University College London, London, UK; Department of Old Age Psychiatry, King's College London, London, UK.
5 National Ageing Research Institute, Parkville, VIC, Australia; Academic Unit for Psychiatry of Old Age, University of Melbourne, Kew, VIC, Australia.
6 Medical School, University of Exeter, Exeter, UK.
7 Centre for Dementia Studies, Brighton and Sussex Medical School, University of Sussex, Brighton, UK.
8 Centre for Dementia Studies, University of Manchester, Manchester, UK.
9 Department of Health Promotion, School of Public Health, Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel; Heczeg Institute on Aging, Tel Aviv University, Tel Aviv, Israel; Minerva Center for Interdisciplinary Study of End of Life, Tel Aviv University, Tel Aviv, Israel.
10 Dementia Research Centre, University College London, Institute of Neurology, National Hospital for Neurology and Neurosurgery, London, UK.
11 Center for Innovative Care in Aging, Johns Hopkins University, Baltimore, MD, USA.
12 Department of Psychiatry, University of Michigan, Ann Arbor, MI, USA; VA Center for Clinical Management Research, Ann Arbor, MI, USA.
13 Kaiser Permanente Washington Health Research Institute, Seattle, WA, USA; Department of Medicine, University of Washington, Seattle, WA, USA.
14 Inserm, Unit 1061, Neuropsychiatry: Epidemiological and Clinical Research, La Colombière Hospital, University of Montpellier, Montpellier, France; Centre for Clinical Brain Sciences, University of Edinburgh, Edinburgh, UK.
15 Centre for the Health Care of Elderly People, Geriatric Medicine Dalhousie University, Halifax, NS, Canada.
16 Marie Curie Palliative Care Research Department, Division of Psychiatry, University College London, London, UK.
17 Department of Psychiatry and Behavioral Sciences, Johns Hopkins Bayview, Johns Hopkins University, Baltimore, MD, USA.
18 Department of Neurology and Department of Psychiatry and the Behavioural Sciences, Keck School of Medicine, Leonard Davis School of Gerontology of the University of Southern California, Los Angeles, CA, USA.
19 Norwegian National Advisory Unit on Aging and Health, Vestfold Health Trust, Tønsberg, Norway; Institute of Health and Society, Faculty of Medicine, University of Oslo, Oslo, Norway; Centre for Old Age Psychiatric Research, Innlandet Hospital Trust, Ottestad, Norway.
20 Department Psychosocial and Community Health, School of Nursing, University of Washington, Seattle, WA, USA.