Marigliano, Norma, and Domenico Galasso. “Symptomatic Benign Prostatic Hyperplasia: The Role of 5-Alpha-Reductase Inhibitors in the Prevention of Acute Urinary Retention and Surgical Therapy”. Italian Journal of Medicine 6, no. 1 (January 30, 2012): 57-62. Accessed November 14, 2019. https://www.italjmed.org/index.php/ijm/article/view/itjm.2012.57.