PT - JOURNAL ARTICLE ED - , TI - XIII INTERNATIONAL OPHTHALMOLOGICAL CONGRESS, HOLLAND, September 5-13, 1929 AID - 10.1136/bjo.13.8.409 DP - 1929 Aug 01 TA - British Journal of Ophthalmology PG - 409--409 VI - 13 IP - 8 4099 - http://bjo.bmj.com/content/13/8/409.short 4100 - http://bjo.bmj.com/content/13/8/409.full SO - Br J Ophthalmol1929 Aug 01; 13