RT Journal Article SR Electronic T1 A study of visual perseveration JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 468 OP 475 DO 10.1136/jnnp.26.5.468 VO 26 IS 5 A1 Kinsbourne, M. A1 Warrington, Elizabeth K. YR 1963 UL http://jnnp.bmj.com/content/26/5/468.abstract AB