%0 Journal Article %T Endoscopic lithotripsy for an impacted biliary stone at the confluence of the cystic duct and common bile duct using a novel drill dilator. %A Hirata Y %A Aoyama Y %A Mizukami R %A Doi M %A Maeda A %A Orita D %A Okabe Y %J Endoscopy %V 56 %N 0 %D 2024 Dec %M 38569498 %F 9.776 %R 10.1055/a-2281-9683