1. Southampton Business School, University of Southampton, Southampton, UK
2. Department of Health Policy and Management, Graduate School of Public Health, University of Pittsburgh, Pittsburgh, PA, USA
3. Program in Health Services & Systems Research, Duke-NUS Medical School, Singapore, Singapore
4. Department of Neurology, Singapore General Hospital, National Neuroscience Institute, Singapore, Singapore
5. Saw Swee Hock School of Public Health, National University of Singapore, Singapore, Singapore
6. Policy Research and Economics Office, Ministry of Health, Singapore, Singapore
7. Department of Medicine, Duke Medical School, Durham, NC, USA