PT - JOURNAL ARTICLE AU - J. L. Gibbons TI - YEAR BOOK OF PSYCHIATRY AND APPLIED MENTAL HEALTH 1975 AID - 10.1136/jnnp.39.11.1142-a DP - 1976 Nov 01 TA - Journal of Neurology, Neurosurgery & Psychiatry PG - 1142--1142 VI - 39 IP - 11 4099 - http://jnnp.bmj.com/content/39/11/1142.2.short 4100 - http://jnnp.bmj.com/content/39/11/1142.2.full SO - J Neurol Neurosurg Psychiatry1976 Nov 01; 39