1. Department of Ophthalmology, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea.
2. Department of Ophthalmology, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seongnam, Korea.
3. Department of Ophthalmology, St. Vincent's Hospital, College of Medicine, The Catholic University of Korea, Suwon, Korea.
4. Department of Ophthalmology, Yeungnam University College of Medicine, Daegu, Korea.
5. Department of Ophthalmology, Dong-A University College of Medicine, Busan, Korea.
6. Department of Ophthalmology, Busan Paik Hospital, Inje University College of Medicine, Busan, Korea.
7. Department of Ophthalmology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea.
8. Department of Ophthalmology, CHA Bundang Medical Center, CHA University, Seongnam, Korea.
9. Department of Ophthalmology, Yonsei University College of Medicine, Seoul, Korea.
10. HanGil Eye Hospital, Incheon, Korea.
11. Department of Ophthalmology, Chungnam National University School of Medicine, Daejeon, Korea.
12. Department of Ophthalmology, Chung-Ang University Hospital, Chung-Ang University College of Medicine, Seoul, Korea.
13. Myung-Gok Eye Research Institute, Department of Ophthalmology, Kim's Eye Hospital, Konyang University College of Medicine, Seoul, Korea.
14. Department of Ophthalmology, Seoul Metropolitan Government Seoul National University Boramae Medical Center, Seoul, Korea.
15. Department of Ophthalmology, Gachon University Gil Medical Center, Incheon, Korea.