1. Department of Ophthalmology, Casey Eye Institute, Portland, OR, USA
2. Retina and Vitreous of Texas, Houston, TX, USA
3. Department of Ophthalmology, Cullen Eye Institute, Baylor College of Medicine, Houston, TX, USA
4. Rajavithi Hospital, Ministry of Public Health, Ratchathewi, Bangkok, Thailand
5. College of Medicine, Rangsit University, Pathum Thani, Thailand
6. Department of Ophthalmology, Bascom Palmer Eye Institute, University of Miami Miller School of Medicine, Miami, FL, USA