1 Department of Ophthalmology, Kangdong Sacred Heart Hospital, Hallym University College of Medicine, Seongan-ro 150, Kangdong-gu, Seoul, 05355, South Korea.
2 Department of Ophthalmology, Kangdong Sacred Heart Hospital, Hallym University College of Medicine, Seongan-ro 150, Kangdong-gu, Seoul, 05355, South Korea. eyepyo@gmail.com.
3 Department of Ophthalmology, Kangdong Sacred Heart Hospital, Hallym University College of Medicine, Seongan-ro 150, Kangdong-gu, Seoul, 05355, South Korea. ykkim3@gmail.com.