Response:

We appreciate the comments made in the Letter to the Editor by Fritzsche et  al1 in response to our American Society for Gastrointestinal Endoscopy guideline on the role of endoscopy in the diagnosis of malignancy in biliary strictures of undetermined etiology.2.3 The authors mentioned some issues that we wish respond to.
Source: Gastrointestinal Endoscopy - Category: Gastroenterology Authors: Tags: Letter to the Editor Source Type: research