1. Department of Ophthalmology Soonchunhyang University Bucheon Hospital, Soonchunhyang University College of Medicine, Bucheon, Korea 2Department of Medicine, Yonsei University Graduate School of Medicine, Seoul
2. Department of Ophthalmology, Severance Hospital, Institute of Vision Research, Yonsei University College of Medicine, Seoul, Korea
3. Myung-Gok Eye Research Institute at Kim's Eye Hospital, Konyang University College of Medicine, Nonsan, Korea
4. Department of Endocrinology, Severance Hospital, Institue of Endocrine Research, Yonsei University College of Medicine, Seoul, Korea