[1] NHO Tokyo Med Ctr, Lab Visual Physiol, Meguro, Tokyo, Japan
[2] UCL, Inst Ophthalmol, London, England
[3] Diagnosys LLC, Lowell, MA USA
[4] Saitama Ika Daigaku Igakubu Daigakuin Igaku Kenky, Saitama, Japan
[5] NHO Tokyo Med Ctr, Tokyo, Japan
[6] Nagoya Univ, Grad Sch Med, Nagoya, Aichi, Japan