RT Journal Article SR Electronic T1 Hemiballismus from cerebellar metastases. JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 684 DO 10.1136/jnnp.52.5.684 VO 52 IS 5 A1 M G Reyes A1 E T Stevens YR 1989 UL http://jnnp.bmj.com/content/52/5/684.1.abstract AB