1. From the Department of Ophthalmology, Yamaguchi University Graduate School of Medicine, Ube City, Yamaguchi, Japan; and the 2Department of Ophthalmology, China–Japan Union Hospital, Jilin University, Changchun City, Jilin Province, China.
2. From the Department of Ophthalmology, Yamaguchi University Graduate School of Medicine, Ube City, Yamaguchi, Japan; and the