Tao, R.- zhen, Z.- qiang Qin, F.- de Liu, and J.- lin Lv. “Efficacy and Safety of Tamsulosin in the Medical Expulsion Therapy for Distal Ureteral Calculi: A Systematic Review and Meta-Analysis of Placebo-Controlled Trials”. Urology Journal, vol. 16, no. 3, June 2019, pp. 224-31, doi:10.22037/uj.v16i3.4758.