RT Journal Article SR Electronic T1 Internet based ophthalmology service: impact assessment JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 1382 OP 1383 DO 10.1136/bjo.2005.072579 VO 89 IS 10 A1 S Kumar A1 M-L Tay-Kearney A1 I J Constable A1 K Yogesan YR 2005 UL http://bjo.bmj.com/content/89/10/1382.abstract AB