RT Journal Article SR Electronic T1 Computerized Tomography JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 941 OP 941 DO 10.1136/bjo.64.12.941-a VO 64 IS 12 A1 M. D. Sanders YR 1980 UL http://bjo.bmj.com/content/64/12/941.2.abstract AB