RT Journal Article SR Electronic T1 Are we on a voyage to the unknown? JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 253 OP 254 DO 10.1136/bjo.86.3.253 VO 86 IS 3 A1 Dick, A D YR 2002 UL http://bjo.bmj.com/content/86/3/253.1.abstract AB