RT Journal Article SR Electronic T1 A revolution in Welsh low vision service provision JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 933 OP 934 DO 10.1136/bjo.2005.066142 VO 89 IS 8 A1 Margrain, T H A1 Ryan, B A1 Wild, J M YR 2005 UL http://bjo.bmj.com/content/89/8/933.abstract AB