1. Department of Ophthalmology; Centre for Eye Research Australia; Royal Victorian Eye and Ear Hospital; University of Melbourne; Melbourne Vic. Australia
2. School of Optometry and Vision Science; Catholic University of Daegu; Daegu Korea
3. School of Optometry and Vision Science; University of New South Wales; Sydney Australia
4. Duke Center for Human Genetics; Durham NC USA
5. Twin Research and Genetic Epidemiology Unit; St. Thomas' Hospital; London UK
6. Centre for Ophthalmology and Visual Science; Lions Eye Institute; University of Western Australia; Perth WA Australia
7. Discipline of Medicine; University of Tasmania; Hobart Australia