RT Journal Article SR Electronic T1 Undergraduate Teaching JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 592 OP 593 DO 10.1136/bjo.8.12.592 VO 8 IS 12 YR 1924 UL http://bjo.bmj.com/content/8/12/592.abstract AB