{Reference Type}: Journal Article {Title}: Endoscopic lithotripsy for an impacted biliary stone at the confluence of the cystic duct and common bile duct using a novel drill dilator. {Author}: Hirata Y;Aoyama Y;Mizukami R;Doi M;Maeda A;Orita D;Okabe Y; {Journal}: Endoscopy {Volume}: 56 {Issue}: 0 {Year}: 2024 Dec {Factor}: 9.776 {DOI}: 10.1055/a-2281-9683