American Society for Gastrointestinal Endoscopy guideline on the role of endoscopy in the diagnosis of malignancy in biliary strictures of undetermined etiology: summary and recommendations

Larissa L. Fujii‐Lau, Nirav Thosani, Mohammad Al‐Haddad, Jared D. Acoba, Curtis J. Wray, Rodrick C. Zvavanjanja, Stuart K. Amateau, James Buxbaum, Audrey H. Calderwood, Jean M. Chalhoub, Nayantara Coelho‐Prabhu, Madhav Desai, Sherif Elhanafi, Douglas S. Fishman, Nauzer Forbes, Laith H. Jamil, Terry L. Jue, Divyanshoo R. Kohli, Richard S. Kwon, Joanna K. Law, Jeffrey K. Lee, Jorge D. Machicado, Neil B. Marya, Swati Pawa, Wenly Ruan, Mandeep Sawhney, Sunil G. Sheth, Andrew C. Storm, Nikhil R. Thiruvengadam, Bashar Qumseya