1. Programme in Health Services and Systems Research (HSSR), Duke-NUS Medical School , Singapore , Singapore
2. Centre for Ageing Research and Education (CARE), Duke-NUS Medical School , Singapore , Singapore
3. Department of Medicine (General Internal Medicine), Duke University Medical Center , Durham, North Carolina , USA
4. Rehabilitation Services, Changi General Hospital , Singapore , Singapore
5. Department of Geriatric Medicine, National University Hospital , Singapore , Singapore
6. Geriatric Medicine, Tan Tock Seng Hospital , Singapore , Singapore
7. Department of Geriatric Medicine, Changi General Hospital , Singapore , Singapore
8. Division of Geriatric Medicine, Department of Medicine, National University Hospital , Singapore , Singapore
9. Health and Social Sciences Cluster, Singapore Institute of Technology , Singapore , Singapore