TY - JOUR T1 - ABSTRACTS JF - British Journal of Ophthalmology JO - Br J Ophthalmol SP - 133 LP - 148 DO - 10.1136/bjo.13.3.133 VL - 13 IS - 3 A2 - , Y1 - 1929/03/01 UR - http://bjo.bmj.com/content/13/3/133.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -