- Correspondence to Professor Takuji Gotoda, Division of Gastroenterology and Hepatology, Department of Medicine, Nihon University School of Medicine, Tokyo 101-8309, Japan;
- Received September 27, 2019
- Revised December 4, 2019
- Accepted December 25, 2019
- First published January 8, 2020.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.