RT Journal Article SR Electronic T1 At a glance JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP i OP i DO 10.1136/bjo.2010.189274 VO 94 IS 7 A1 Harminder S Dua A1 Arun D Singh YR 2010 UL http://bjo.bmj.com/content/94/7/i.abstract AB