PT - JOURNAL ARTICLE AU - R Mapstone TI - Ischaemia in vein occlusions. AID - 10.1136/bjo.54.5.312 DP - 1970 May 01 TA - British Journal of Ophthalmology PG - 312--315 VI - 54 IP - 5 4099 - http://bjo.bmj.com/content/54/5/312.short 4100 - http://bjo.bmj.com/content/54/5/312.full SO - Br J Ophthalmol1970 May 01; 54