RT Journal Article SR Electronic T1 Modern Ophthalmic Nursing JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 601 OP 601 DO 10.1136/bjo.60.8.601 VO 60 IS 8 A1 Williams, J. YR 1976 UL http://bjo.bmj.com/content/60/8/601.1.abstract AB