1. Department of Ophthalmology, Inouye Eye Hospital, Tokyo, Japan
2. Department of Ophthalmology, Michikusa Eye Clinic Nakamurabashi, Tokyo, Japan
3. Department of Clinical Laboratory, Kitazato University Hospital, Kanagawa, Japan
4. Department, Orthoptics and Visual Science, School of Allied Health Sciences, Kitazato University, Kanagawa, Japan