PT - JOURNAL ARTICLE AU - James R. Hudson TI - Ophtalmologie AID - 10.1136/bjo.68.7.511-a DP - 1984 Jul 01 TA - British Journal of Ophthalmology PG - 511--511 VI - 68 IP - 7 4099 - http://bjo.bmj.com/content/68/7/511.2.short 4100 - http://bjo.bmj.com/content/68/7/511.2.full SO - Br J Ophthalmol1984 Jul 01; 68