PT - JOURNAL ARTICLE ED - , TI - BOOK REVIEWS AID - 10.1136/jnnp.13.1.87 DP - 1950 Feb 01 TA - Journal of Neurology, Neurosurgery & Psychiatry PG - 87--88 VI - 13 IP - 1 4099 - http://jnnp.bmj.com/content/13/1/87.short 4100 - http://jnnp.bmj.com/content/13/1/87.full SO - J Neurol Neurosurg Psychiatry1950 Feb 01; 13