- Correspondence to Dr H F A Vasen, Department of Gastroenterology & Hepatology, Leiden University Medical Center, Albinusdreef 2, Leiden 2333 ZA, The Netherlands;
- Received March 11, 2015
- Accepted March 17, 2015
- First published April 2, 2015.
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.