title: Initial report of a variable stiffness duodenoscope for use during endoscopic retrograde cholangiopancreatography.
authors.affiliation: Gastroenterology and Hepatology, Huntsman Cancer Center, University of Utah School of Medicine, Salt Lake City, UT, USA. douglas.adler@hsc.utah.edu
authors.forename: Douglas G
authors.initials: DG
authors.lastname: Adler