RT Journal Article SR Electronic T1 Progressive hemi-dystonia due to focal basal ganglia lesion after mild head trauma. JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 460 DO 10.1136/jnnp.44.5.460 VO 44 IS 5 A1 E M Brett A1 R D Hoare YR 1981 UL http://jnnp.bmj.com/content/44/5/460.abstract AB