David Kastenberg, Division of Gastroenterology and Hepatology, Department of Medicine, Thomas Jefferson University, Philadelphia, PA 19107, United States
Gerald Bertiger, Hillmont GI, Flourtown, PA 19031, United States
Stuart Brogadir, Medical Affairs, Ferring Pharmaceuticals, Inc, Parsippany, NJ 07054, United States
Author contributions: Kastenberg D planned the first draft of the manuscript; all authors contributed to writing of the manuscript and approved the final version for submission.
Conflict-of-interest statement: David Kastenberg has received research support from and served as a consultant for Medtronic, and is on the advisory boards of Ferring Pharmaceuticals Inc. and Salix Pharmaceuticals. Gerald Bertiger has served as a consultant and has been a part of the speakers bureau for Ferring Pharmaceuticals Inc. Stuart Brogadir is an employee of Ferring Pharmaceuticals Inc. Editorial support was provided by The Curry Rockefeller Group, LLC, which was funded by Ferring Pharmaceuticals.
Open-Access: This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/
Correspondence to: David Kastenberg, MD, FACP, FACG, AGAF, Professor, Division of Gastroenterology and Hepatology, Department of Medicine, Thomas Jefferson University, 132 South 10th Street, Suite 480, Philadelphia, PA 19107, United States. email@example.com
Telephone: +1-215-9558900 Fax: +1-215-5032578
Received: March 13, 2018
Peer-review started: March 14, 2018
First decision: April 18, 2018
Revised: May 16, 2018
Accepted: May 26, 2018
Article in press: May 26, 2018
Published online: July 14, 2018