Tufano A, Frisenda M, Rossi A, Viscuso P, Mantica G, Bove P, Leonardi R, Calarco A. External validation of Resorlu-Unsal stone score in predicting outcomes after retrograde intrarenal surgery. Experience from a single institution. Arch Ital Urol Androl [Internet]. 2022 Sep. 26 [cited 2024 May 20];94(3):311-4. Available from: https://www.pagepressjournals.org/aiua/article/view/aiua.2022.3.311