RT Journal Article SR Electronic T1 Optokinetic nystagmus in cerebral disease JF Neurology JO Neurology FD Lippincott Williams & Wilkins SP 127 OP 127 DO 10.1212/WNL.10.2.127 VO 10 IS 2 A1 J. Lawton Smith A1 David G. Cogan YR 1960 UL http://n.neurology.org/content/10/2/127.abstract AB