1 Department of Ophthalmology, Teikyo University School of Medicine, University Hospital Mizonokuchi, 5-1-1, Futago, Takatsu-ku, Kawasaki, Kanagawa, 213-8507, Japan.
2 Department of Ophthalmology, Teikyo University School of Medicine, University Hospital Mizonokuchi, 5-1-1, Futago, Takatsu-ku, Kawasaki, Kanagawa, 213-8507, Japan. asucafejp@yahoo.co.jp.
3 Department of Ophthalmology, Toho University Ohashi Medical Center, 2-22-36, Ohashi, Meguro-ku, Tokyo, 153-8515, Japan. asucafejp@yahoo.co.jp.
4 Department of Ophthalmology, Toho University Ohashi Medical Center, 2-22-36, Ohashi, Meguro-ku, Tokyo, 153-8515, Japan.