1 Singapore Eye Research Institute, Singapore National Eye Centre, Singapore, Singapore; Duke-NUS Medical School, National University of Singapore, Singapore, Singapore.
2 Division of Ophthalmology, Department of Surgery, University of Hawaii School of Medicine, Honolulu, Hawaii; Hawaii Macula and Retina Institute, Aiea, Hawaii.
3 Doheny Eye Institute, David Geffen, School of Medicine, University of California, Los Angeles, Los Angeles, California.
4 Department of Ophthalmology, Hyogo College of Medicine, Hyogo, Japan.
5 Department of Ophthalmology and Visual Sciences, Medical College of Wisconsin, Milwaukee, Wisconsin.
6 Singapore Eye Research Institute, Singapore National Eye Centre, Singapore, Singapore.
7 Department of Ophthalmology, Rajavithi Hospital, Bangkok, Thailand.
8 Nune Eye Hospital, Seoul, South Korea.
9 Department of Ophthalmology and Visual Sciences, The Chinese University of Hong Kong, Hong Kong Eye Hospital, Hong Kong, People's Republic of China.
10 Singapore Eye Research Institute, Singapore National Eye Centre, Singapore, Singapore; Duke-NUS Medical School, National University of Singapore, Singapore, Singapore. Electronic address: gemmy.cheung.c.m@snec.com.sg.