RT Journal Article SR Electronic T1 BOOK REVIEWS JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 76 OP 78 DO 10.1136/jnnp.20.1.76 VO 20 IS 1 YR 1957 UL http://jnnp.bmj.com/content/20/1/76.abstract AB