TY - JOUR T1 - BOOK REVIEWS JF - British Journal of Ophthalmology JO - Br J Ophthalmol SP - 428 LP - 430 DO - 10.1136/bjo.52.5.428 VL - 52 IS - 5 A2 - , Y1 - 1968/05/01 UR - http://bjo.bmj.com/content/52/5/428.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -