1. Department of Ophthalmology, Faculty of Medicine, Chiang Mai University, Thailand
2. Consultores Oftalmológicos, Hospital Juan A. Fernández, Buenos Aires, Argentina
3. The Department of Ophthalmology, California Pacific Medical Center, San Francisco, California, USA
4. Department of Ophthalmology, Stanford University School of Medicine, Stanford, California, USA
5. The Francis I. Proctor Foundation, UCSF School of Medicine, San Francisco, California, USA
6. West Coast Retina Medical Group, San Francisco, California, USA
7. Department of Ophthalmology, Erasmus Medical Center, Rotterdam, The Netherlands