1. From the Singapore National Eye Center, Singapore; the2Singapore Eye Research Institute, Singapore; the
2. Biostatistics Unit and the
3. Glaucoma Research Unit, Moorfields Eye Hospital, Institute of Ophthalmology, London, United Kingdom; the
4. Singapore Eye Research Institute, Singapore; the5Department of Ophthalmology, National University Hospital, Singapore; the
5. From the Singapore National Eye Center, Singapore; the
6. Department of Community, Occupational, and Family Medicine, National University of Singapore, Singapore; the
7. Center for Vision Research, Westmead Millennium Institute, University of Sydney, Westmead, New South Wales, Australia; and the
8. From the Singapore National Eye Center, Singapore; the8Department of Ophthalmology, Yong Loo Lin School of Medicine, and the2Singapore Eye Research Institute, Singapore; the
9. Center for Eye Research Australia, University of Melbourne, Melbourne, Australia.
10. Department of Community, Occupational, and Family Medicine, National University of Singapore, Singapore; the2Singapore Eye Research Institute, Singapore; the