RT Journal Article SR Electronic T1 A 19th century description of paroxysmal kinesiogenic choreoathetosis JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 475 OP 475 DO 10.1136/jnnp.54.5.475 VO 54 IS 5 A1 P Martinelli A1 A S Gabellini YR 1991 UL http://jnnp.bmj.com/content/54/5/475.abstract AB