PT - JOURNAL ARTICLE ED - , TI - LESLIE BUCHANAN AID - 10.1136/bjo.27.9.429 DP - 1943 Sep 01 TA - British Journal of Ophthalmology PG - 429--430 VI - 27 IP - 9 4099 - http://bjo.bmj.com/content/27/9/429.short 4100 - http://bjo.bmj.com/content/27/9/429.full SO - Br J Ophthalmol1943 Sep 01; 27