RT Journal Article SR Electronic T1 Abnormal Fundus Reflexes and Retinitis Pigmentosa JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 312 OP 316 DO 10.1136/bjo.39.5.312 VO 39 IS 5 A1 Crick, R. P. YR 1955 UL http://bjo.bmj.com/content/39/5/312.abstract AB