{Reference Type}: Journal Article {Title}: Management of choledocholithiasis with an ultraslim cholangioscope in a patient with possible anaphylaxis to contrast medium. {Author}: Koizumi K;Kimura K;Jinushi R;Sato R;Masuda S; {Journal}: Endoscopy {Volume}: 56 {Issue}: 0 {Year}: 2024 Dec {Factor}: 9.776 {DOI}: 10.1055/a-2268-2470