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2. American Psychiatric Association (1980) Diagnostic and statistical manual of mental disorders, 3rd ed. American Psychiatric Association, Washington
3. Beardwood CJC (1974) Relationship between body weight and gonadotrophin excretion in anorexia nervosa and obesity. S Afr Med J 48: 53–58
4. Beumont PJV (1977) Further categorization of patients with anorexia nervosa. Aust N Z J Psychiatry 11: 223–226
5. Beumont PJV, Abraham SF (1981) Continuous infusion of luteinizing hormone releasing hormone ( LHRH) in patients with anorexia nervosa. Psychol Med 11: 477–484