1. Intelligence and Robot System Research Group, Electronics & Telecommunication Research Institute, Daejeon, Republic of Korea
2. Department of Ophthalmology, Chungnam National University Hospital, Daejeon, Republic of Korea
3. Biomedical Knowledge Engineering Laboratory, Seoul National University, Seoul, Republic of Korea
4. Department of Ophthalmology, Konyang University Hospital, Konyag University College of Medicine, Daejeon, Republic of Korea