Di Mitri, Roberto, and Filippo Mocciaro. “Single-Operator Holmium Laser Lithotripsy under Direct Peroral Cholangioscopy Using an Ultra-Slim Upper Endoscope in a Patient With a Large Stone in the Common Bile Duct”. Turkish Journal of Gastroenterology 28, no. 6 (January 6, 2017): 505–509. Accessed January 1, 2026. https://www.turkjgastroenterol.org/index.php/tjg/article/view/3139.