1. Department of Ophthalmology, Seoul National University College of Medicine, Seoul National University Bundang Hospital, Seongnam, Republic of Korea 2HanGil Eye Hospital, Incheon, Republic of Korea
2. Department of Neurology, Korea University Guro Hospital and Korea University College of Medicine, Seoul, Republic of Korea
3. Department of Family Medicine, Healthcare System Gangnam Center, Seoul National University Hospital, Seoul, Republic of Korea
4. Department of Ophthalmology, Seoul National University College of Medicine, Seoul National University Bundang Hospital, Seongnam, Republic of Korea