1. Grayhack JT, Kozlowski JM. Benign prostatic hyper-plasia. In: Gillenwater JY, Grayhack JT, Howards SS, Duckett JD, editors. Adult and pediatric urology. 3rd ed. Chicago, IL: Mosby Year Book; 1996. p. 1501�74.
2. Barry MJ, Meigs JB. The natural history of benign prostatic hyperplasia. In: Lepor H, editor. Prostatic diseases. Philadelphia, PA: WB Saunders; 2000. p. 106�15.
3. Girman CJ, Guess HA. Epidemiology of benign prostatic hyperplasia. In: Lepor H, editor. Prostatic diseases. Philadelphia, PA: WB Saunders; 2000. p. 116�26.
4. Zderic SA, Levin RM, Wein AJ. Voiding function and dysfunction: A�relevant anatomy, physiology, and pharmacology, and molecular biology. In: Gillenwater JY, Grayhack JT, Howards SS, Duckett JD, editors. Adult and ediatric urology. 3rd ed. Chicago, IL: Mosby Year Book; 1996. p. 1159�219.
5. Buttyan R, Chen M-W, Levin RM. Animal models of bladder outlet obstruction and molecular insights into the basis for the development of bladder dysfunction. Eur Urol 1997; 32 (Suppl): 32�9.