Affiliation: | (1) Department of Ophthalmology and Visual Sciences, Hokkaido University Graduate School of Medicine, Sapporo, Japan;(2) The Third Department of Internal Medicine, Sapporo Medical University School of Medicine, Sapporo, Japan;(3) Department of Ophthalmology and Visual Sciences, Hokkaido University Graduate School of Medicine, Nishi 7 chome, Kita 15 jou, Kita-ku, Sapporo 060-8638, Japan |