PT - JOURNAL ARTICLE AU - Michael Powell TI - BOOK REVIEWS AID - 10.1136/jnnp.55.2.170-a DP - 1992 Feb 01 TA - Journal of Neurology, Neurosurgery & Psychiatry PG - 170--170 VI - 55 IP - 2 4099 - http://jnnp.bmj.com/content/55/2/170.2.short 4100 - http://jnnp.bmj.com/content/55/2/170.2.full SO - J Neurol Neurosurg Psychiatry1992 Feb 01; 55