1. Freemasons' Department of Geriatric Medicine, Faculty of Medicine and Health Sciences; University of Auckland; New Zealand
2. Health Systems, School of Population Health; University of Auckland; New Zealand
3. School of Nursing; University of Auckland; New Zealand
4. Burden of Disease Epidemiology, Equity and Cost-Effectiveness Programme (BODE3); University of Otago; New Zealand
5. COMPASS Research Centre, University of Auckland; New Zealand
6. Waitemata District Health Board; New Zealand