title: Response.
authors.affiliation: Paul May and Frank Stein Interventional Endoscopy Center, California Pacific Medical Center, San Francisco, California, USA.
authors.forename: Janak N
authors.initials: JN
authors.lastname: Shah
authors.affiliation: Paul May and Frank Stein Interventional Endoscopy Center, California Pacific Medical Center, San Francisco, California, USA.
authors.forename: Frank
authors.initials: F
authors.lastname: Weilert
authors.affiliation: Paul May and Frank Stein Interventional Endoscopy Center, California Pacific Medical Center, San Francisco, California, USA.
authors.forename: Yasser M
authors.initials: YM
authors.lastname: Bhat
authors.affiliation: Paul May and Frank Stein Interventional Endoscopy Center, California Pacific Medical Center, San Francisco, California, USA.
authors.forename: Kenneth F
authors.initials: KF
authors.lastname: Binmoeller
mesh_terms: D001650:Bile Duct Neoplasms / Q000175:diagnosis*; D001653:Bile Ducts, Intrahepatic; D018281:Cholangiocarcinoma / Q000175:diagnosis*; D002760:Cholangiopancreatography, Endoscopic Retrograde; D002779:Cholestasis / Q000209:etiology*; D061765:Endoscopic Ultrasound-Guided Fine Needle Aspiration; D005260:Female; D006801:Humans; D008297:Male; D010190:Pancreatic Neoplasms / Q000175:diagnosis*