RT Journal Article SR Electronic T1 Blindness in Animals in 1641 JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 576 OP 576 DO 10.1136/bjo.13.11.576 VO 13 IS 11 YR 1929 UL http://bjo.bmj.com/content/13/11/576.1.abstract AB