title: Don't always trust the guide!
authors.affiliation: Department of Gastroenterology, Academic Hospital, Free University of Brussels (VUB), Brussels, Belgium. michael.fried@az.vub.ac.be
authors.forename: M
authors.initials: M
authors.lastname: Fried
authors.forename: D
authors.initials: D
authors.lastname: Urbain
mesh_terms: D000368:Aged; D002404:Catheterization / Q000295:instrumentation; D002760:Cholangiopancreatography, Endoscopic Retrograde; D042883:Choledocholithiasis / Q000601:surgery; D020698:Duodenoscopes; D004868:Equipment Failure; D006801:Humans; D016717:Sphincterotomy, Endoscopic