Boulalas, Ioannis, Mauro De Dominicis, and Lorenzo Defidio. “Semirigid Ureteroscopy Prior Retrograde Intrarenal Surgery (RIRS) Helps to Select the Right Ureteral Access Sheath”. Archivio Italiano di Urologia e Andrologia 90, no. 1 (March 31, 2018): 20–24. Accessed November 27, 2024. https://www.pagepressjournals.org/aiua/article/view/aiua.2018.1.20.