PT - JOURNAL ARTICLE ED - , AID - 10.1136/bjo.81.11.934 DP - 1997 Nov 01 TA - British Journal of Ophthalmology PG - 934--934 VI - 81 IP - 11 4099 - http://bjo.bmj.com/content/81/11/934.short 4100 - http://bjo.bmj.com/content/81/11/934.full SO - Br J Ophthalmol1997 Nov 01; 81