Affiliation: | Department of Ophthalmology, Ulsan University Hospital, Ulsan University College of Medicine, 290-3 Jeonha-dong, Dong-gu, Ulsan 682-714, Republic of Korea;Department of Ophthalmology, Ulsan University Hospital, Ulsan University College of Medicine, 290-3 Jeonha-dong, Dong-gu, Ulsan 682-714, Republic of Korea;Samsung Eye Clinic, Cheongju 361-270, Republic of Korea |