TY - JOUR T1 - Visual field defects due to opacities in the opitcal media. JF - British Journal of Ophthalmology JO - Br J Ophthalmol SP - 119 LP - 122 DO - 10.1136/bjo.53.2.119 VL - 53 IS - 2 AU - A J Lyne AU - C I Phillips Y1 - 1969/02/01 UR - http://bjo.bmj.com/content/53/2/119.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -