RT Journal Article SR Electronic T1 Association Of British Neurologists Spring Meeting, Brighton, UK, 19–21 April 2006 JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 1388 OP 1402 VO 77 IS 12 YR 2006 UL http://jnnp.bmj.com/content/77/12/1388.abstract AB