1. Department of Ophthalmology, The University of Tokyo, Tokyo, Japan
2. Department of Ophthalmology, Kitasato University, Graduate School of Medical Sciences, Kanagawa, Japan
3. Department of Ophthalmology, Kitasato University, School of Medicine, Kanagawa, Japan
4. Inouye Eye Hospital, Tokyo, Japan
5. JR Tokyo General Hospital, Tokyo, Japan