1. Department of Ophthalmology, Eunpyeong St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea
2. Department of Environmental Engineering, Inha University, Incheon, Republic of Korea
3. Department of Ophthalmology, Hallym University Dongtan Sacred Heart Hospital, College of Medicine, Hallym University, Gyeonggi-do, Republic of Korea