PT - JOURNAL ARTICLE AU - Z Gregor TI - Key Facts in Ophthalmology AID - 10.1136/bjo.69.6.474-c DP - 1985 Jun 01 TA - British Journal of Ophthalmology PG - 474--474 VI - 69 IP - 6 4099 - http://bjo.bmj.com/content/69/6/474.4.short 4100 - http://bjo.bmj.com/content/69/6/474.4.full SO - Br J Ophthalmol1985 Jun 01; 69