1 Senior Registrar, Dundee Psychiatric Service, Royal Dundee Liff Hospital, Liff, By Dundee
Members of the normal population and patients in a mental deficiency hospital and a psychiatric hospital were examined for evidence of nail-biting. A high prevalence was found in all populations, particularly under the age of 40. It is suggested that nail-biting is not an important psychiatric symptom.
Submitted on January 14, 1970
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