sj-pdf-1-imr-10.1177_03000605211035107 - Supplemental material for Snare-assisted precutting and dual-knife fistulotomy performed during difficult biliary cannulation in a patient with an ectopic papilla of Vater

Supplemental material, sj-pdf-1-imr-10.1177_03000605211035107 for Snare-assisted precutting and dual-knife fistulotomy performed during difficult biliary cannulation in a patient with an ectopic papilla of Vater by Hui Liu, Chun-Meng Jiang, Bo Qu and Zhi-Guo Wang in Journal of International Medical Research