RT Journal Article SR Electronic T1 ABSTRACTS JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 118 OP 136 DO 10.1136/bjo.9.3.118 VO 9 IS 3 YR 1925 UL http://bjo.bmj.com/content/9/3/118.abstract AB