1. American Psychiatric Association. Diagnostic and statistical manual of mental disorders (DSM-III). 3d ed, revised. Washington. DC: Am Psychiatric Assn. 1987: 330
2. Intermittent Hydronephrosis
3. Goodwin DW, Guze SB. Psychiatric diagnosis. 2d ed. New York: Oxford Univ Press. 1979: 70–85
4. Kaplan HI, Sadock BJ. Modern synopsis of comprehensive textbook of psychiatry. 3d ed. Baltimore: Williams & Wilkins, 1981: 996–7