RT Journal Article SR Electronic T1 The Shunt Book JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 564 OP 564 DO 10.1136/jnnp.59.5.564 VO 59 IS 5 A1 Whitfield, Peter YR 1995 UL http://jnnp.bmj.com/content/59/5/564.1.abstract AB