1. Department of Ophthalmology, Seoul National University College of Medicine, Seoul National University Bundang Hospital, Seongnam, Republic of Korea2Department of Preventive Medicine, Seoul National University College of Medicine, Seoul, Republic of Korea
2. Medical Research Collaborating Center, Division of Statistics, Seoul National University Bundang Hospital, Seongnam, Republic of Korea
3. Department of Ophthalmology, Seoul National University College of Medicine, Seoul National University Bundang Hospital, Seongnam, Republic of Korea