Dou, Kun, QiGui Liu, Xin Li, QingYu Zhou, and XiaoLu Han. “Urodynamic Assessments of Bladder Outflow Obstruction Associated With Benign Prostatic Hyperplasia”. Journal of Men’s Health 11, no. 6 (January 11, 2017). Accessed September 27, 2020. https://jomh.org/index.php/JMH/article/view/18.