RT Journal Article SR Electronic T1 Dark adaptation in retinal abnormalities. JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 426 DO 10.1136/bjo.78.6.426 VO 78 IS 6 A1 F W Fitzke YR 1994 UL http://bjo.bmj.com/content/78/6/426.abstract AB