[1] Univ Sydney, Save Sight Inst, Sydney, NSW, Australia
[2] Univ Queensland, Fac Med, Brisbane, Qld, Australia
[3] Univ Auckland, Fac Med & Hlth Sci, New Zealand Natl Eye Ctr, Dept Ophthalmol, Auckland, New Zealand
[4] Queen Mary Hosp, Hong Kong, Peoples R China
[5] Univ Hong Kong, Dept Ophthalmol, Hong Kong, Peoples R China
[6] Queensland Childrens Hosp, Dept Ophthalmol, Brisbane, Qld, Australia