1. From the Department of Ophthalmology and Visual Science, Kumamoto University Graduate School of Medical Sciences, Kumamoto City, Japan;
2. the Priority Organization for Innovation and Excellence, Kumamoto University, Kumamoto City, Japan;
3. the Department of Mental Disorder Research, National Institute of Neuroscience, National Center of Neurology and Psychiatry, Tokyo, Japan; and
4. the Department of Ophthalmology, Faculty of Medicine, Saga University, Saga City, Japan.