PT - JOURNAL ARTICLE ED - BMJ Publishing Group Ltd.BMA House, Tavistock Square, London, WC1H 9JR TI - BOOK NOTICES AID - 10.1136/bjo.5.7.334 DP - 1921 Jul 01 TA - British Journal of Ophthalmology PG - 334--336 VI - 5 IP - 7 4099 - http://bjo.bmj.com/content/5/7/334.short 4100 - http://bjo.bmj.com/content/5/7/334.full SO - Br J Ophthalmol1921 Jul 01; 5