1. American Psychiatric Association: Diagnostic and Statistical Manual of Mental Disorders, ed 3 (DSM-III). Washington, American Psychiatric Association 1980
2. American Psychiatric Association: Diagnostic and Statistical Manual of Mental Dis-orders, ed 3, Revised (DSM-III-R). Washington, American Psychiatric Association, 1988
3. The Zurich study: A continuum from depression to anxiety disorders?;Angst;Eur Arch Psychiatr Neurol Sci,1985
4. The measurement of psychological androgyny;Bern;J Consult Clin Psychol,1974
5. The relationship between agoraphobia and primary affective disorders;Bowen;Can J Psychiatry,1979