PT - JOURNAL ARTICLE ED - , TI - ABSTRACTS AID - 10.1136/bjo.6.3.128 DP - 1922 Mar 01 TA - British Journal of Ophthalmology PG - 128--138 VI - 6 IP - 3 4099 - http://bjo.bmj.com/content/6/3/128.short 4100 - http://bjo.bmj.com/content/6/3/128.full SO - Br J Ophthalmol1922 Mar 01; 6