[1] Singapore Natl Eye Ctr, Singapore Eye Res Inst, Singapore, Singapore
[2] Natl Univ Singapore, Saw Swee Hock Sch Publ Hlth, Singapore 117548, Singapore
[3] Erasmus MC, Dept Epidemiol, Rotterdam, Netherlands
[4] Erasmus MC, Dept Ophthalmol, Rotterdam, Netherlands
[5] Natl Univ Singapore, Dept Ophthalmol, Singapore 117548, Singapore
[6] Harvard Univ, Sch Med, Schepens Eye Res Inst, Boston, MA USA
[7] Harvard Univ, Sch Med, Dept Ophthalmol, Boston, MA USA
[8] Univ Wisconsin, Sch Med & Publ Hlth, Dept Ophthalmol & Visual Sci, Madison, WI USA
[9] NIDDKD, NIH, Bethesda, MD 20892 USA
[10] Univ Melbourne, Ctr Eye Res Australia, Melbourne, Vic, Australia