Wenbo Meng, Ping Yue, Xun Li. Accurate biopsy of bile duct without destroying duodenal papilla. Turkish Journal of Gastroenterology [Internet]. 2019 Jul. 25 [cited 2025 Aug. 6];28(1):67-8. Available from: https://tjg.avesjournals.com/index.php/tjg/article/view/3350