1. National Healthcare Group Eye Institute, Tan Tock Seng Hospital, Singapore, Singapore
2. Moorfields Eye Hospital, National Health Service Foundation Trust, London, UK
3. Department of Ophthalmology, Ng Teng Fong Hospital, Singapore, Singapore
4. National Centre for Infectious Disease, Tan Tock Seng Hospital, Singapore, Singapore
5. Saw Swee Hock School of Public Health, National University of Singapore, Singapore, Singapore
6. Lee Kong Chian School of Medicine, Nanyang Technological University, Singapore, Singapore
7. Eagle Eye Center, Gleneagles Hospital, Singapore, Singapore