[1] Mie Univ, Grad Sch Med, Dept Ophthalmol, Tsu, Mie 5148507, Japan
[2] Mie Univ, Fac Med, Grad Sch Med, Tsu, Mie 5148507, Japan
[3] Tokyo Womens Med Univ, Diabet Ctr, Dept Ophthalmol, Tokyo 1628666, Japan
[4] Kurume Univ, Grad Sch Med, Dept Ophthalmol, Kurume, Fukuoka 8300011, Japan
[5] Univ Fukui, Sch Med Sci, Dept Ophthalmol, Yoshida 9101193, Japan
[6] Shinshu Univ, Sch Med, Dept Ophthalmol, Matsumoto, Nagano 3908621, Japan
[7] Sapporo City Gen Hosp, Dept Ophthalmol, Sapporo, Hokkaido 0608604, Japan
[8] Kobe Univ, Grad Sch Med, Dept Surg, Div Ophthalmol, Kobe, Hyogo 6500017, Japan
[9] Shiga Univ Med Sci, Dept Ophthalmol, Otsu, Shiga 5202192, Japan
[10] Yamaguchi Univ, Grad Sch Med, Dept Ophthalmol, Ube, Yamaguchi 7558505, Japan
[11] Hyogo Coll Med, Dept Ophthalmol, Nishinomiya, Hyogo 6638501, Japan
[12] Kagoshima Univ, Grad Sch Med & Dent Sci, Dept Ophthalmol, Kagoshima 8908520, Japan
[13] Mie Univ, Grad Sch Med, Dept Obstet & Gynecol, Tsu, Mie 5148507, Japan