PT - JOURNAL ARTICLE ED - , AID - 10.1136/bjo.84.3.238 DP - 2000 Mar 01 TA - British Journal of Ophthalmology PG - 238--238 VI - 84 IP - 3 4099 - http://bjo.bmj.com/content/84/3/238.short 4100 - http://bjo.bmj.com/content/84/3/238.full SO - Br J Ophthalmol2000 Mar 01; 84