PT - JOURNAL ARTICLE ED - , TI - Neurology AID - 10.1136/jnnp.s1-9.36.351 DP - 1929 Apr 01 TA - The Journal of Neurology and Psychopathology PG - 351--352 VI - s1-9 IP - 36 4099 - http://jnnp.bmj.com/content/s1-9/36/351.short 4100 - http://jnnp.bmj.com/content/s1-9/36/351.full SO - J Neurol Neurosurg Psychiatry1929 Apr 01; s1-9