1. Singapore Eye Research Institute; Singapore National Eye Centre; Singapore
2. Department of Ophthalmology; Yong Loo Lin School of Medicine; National University of Singapore; Singapore
3. Centre for Quantitative Medicine; Office of Clinical Sciences; Duke-NUS Graduate Medical School Singapore; Singapore
4. Centre for Eye Research Australia; University of Melbourne; Royal Victorian Eye and Ear Hospital; Melbourne Vic. Australia
5. Centre for Vision Research; University of Sydney; Australia
6. Division of Endocrinology; Department of Medicine; Yong Loo Lin School of Medicine; National University of Singapore; Singapore
7. Department of Paediatrics; Yong Loo Lin School of Medicine; National University of Singapore; Singapore
8. Yechiel Friedlander; Unit of Epidemiology; Hebrew University School of Public Health; Jerusalem Israel