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 1040 OP 1040 DO 10.1136/jnnp.56.9.1040-b VO 56 IS 9 A1 S Checkley YR 1993 UL http://jnnp.bmj.com/content/56/9/1040.3.abstract AB