PT - JOURNAL ARTICLE ED - , TI - The Visual Requirements of Aviators AID - 10.1136/bjo.2.5.278 DP - 1918 May 01 TA - British Journal of Ophthalmology PG - 278--279 VI - 2 IP - 5 4099 - http://bjo.bmj.com/content/2/5/278.short 4100 - http://bjo.bmj.com/content/2/5/278.full SO - Br J Ophthalmol1918 May 01; 2