RT Journal Article SR Electronic T1 BOOK REVIEW JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 576 OP 576 DO 10.1136/bjo.41.9.576 VO 41 IS 9 YR 1957 UL http://bjo.bmj.com/content/41/9/576.abstract AB