Corresponding Author

Department of Ophthalmology, Korea University College of Medicine, Seoul, Republic of Korea

Correspondence

Seong-Woo Kim, MD, PhD, Department of Ophthalmology, Korea University Guro Hospital, 148, Gurodong-ro, Guro-gu, Seoul 08308, Republic of Korea,

Email: ksw64723@korea.ac.kr

And

Youngsub Eom, Department of Ophthalmology, Ansan Hospital, Korea University College of Medicine, 123, Jeokgeum-ro, Danwon-gu, Ansan-si, Gyeonggi-do 15355, South Korea, Email: hippotate@hanmail.net.