1. Singapore Eye Research Institute, Singapore National Eye Centre, Singapore
2. Duke–NUS Medical School, Singapore
3. Centre for Eye Research Australia, University of Melbourne, Melbourne, Australia
4. Excel Psychological & Educational Consultancy, Melbourne, Australia
5. School of Medical Sciences, University of Sydney, Sydney, Australia
6. The Psychometrics Centre, University of Cambridge, Cambridge, UK
7. Institute for Choice, University of South Australia, Adelaide, Australia
8. Registry of Older South Australians, South Australian Health and Medical Research Institute, Adelaide, Australia
9. Health and Social Care Economics Group, College of Nursing and Health Sciences, Flinders University,Adelaide, Australia
10. University of New South Wales, Sydney, Australia
11. Anglia Ruskin University, Cambridge, UK