1. Rajamahanty S, Grasso M. Flexible ureteroscopy update: indications, instrumentation and technical advances. Indian J Urol. 2008;24(4):532–7. https://doi.org/10.4103/0970-1591.44263.
2. Wason SE, Monfared S, Ionson A, Leslie SW. Ureteroscopy. Treasure Island (FL): StatPearls Publishing; 2021.
3. Bird VG, Shields JM. Smith’s Textbook of Endourology. 4th ed. Hoboken, New Jersey: John Wiley & Sons; 2019. Chapter 40, Flexible Ureteroscopes; p. 475–485
4. Ridyard D, Dagrosa L, Pais VM Jr. From novelty to the every-day: the evolution of ureteroscopy. Minerva Urol Nefrol. 2016;68(6):469–78. Epub 2016 Sep 1
5. Geavlete P, Multescu R, Geavlete B. Retrograde flexible ureteroscopy: reshaping the upper urinary tract endourology. Arch Esp Urol. 2011;64(1):3–13.