Keskin, Ercument, Abdullah Erdogan, and Ibrahim Karabulut. “Efficacy of Semirigid Ureterorenoscopy With the Use of Ureteral Acsess Sheath in the Treatment of Impacted Ureteral Stones: A Prospective Randomized Study”. Annals of Medical Research 27, no. 12 (May 25, 2021): 3148–3152. Accessed December 22, 2024. http://annalsmedres.org/index.php/aomr/article/view/3611.