- Correspondence to Dr Yury V Popov, Division of Gastroenterology and Hepatology, Beth Israel Deaconess Medical Center, Harvard Medical School, 330 Brookline Avenue, Boston, MA 02115, USA;
- Received 21 June 2016
- Revised 7 December 2016
- Accepted 18 December 2016
- Published online 9 August 2017.
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.