About the Authors

Mark A. A. Claassen

Affiliation Department of Gastroenterology and Hepatology, Erasmus MC – University Medical Center Rotterdam, Rotterdam, The Netherlands

Robert J. de Knegt

Affiliation Department of Gastroenterology and Hepatology, Erasmus MC – University Medical Center Rotterdam, Rotterdam, The Netherlands

Duygu Turgut

Affiliation Department of Gastroenterology and Hepatology, Erasmus MC – University Medical Center Rotterdam, Rotterdam, The Netherlands

Zwier M. A. Groothuismink

Affiliation Department of Gastroenterology and Hepatology, Erasmus MC – University Medical Center Rotterdam, Rotterdam, The Netherlands

Harry L. A. Janssen

Affiliation Department of Gastroenterology and Hepatology, Erasmus MC – University Medical Center Rotterdam, Rotterdam, The Netherlands

André Boonstra

p.a.boonstra@erasmusmc.nl

Affiliation Department of Gastroenterology and Hepatology, Erasmus MC – University Medical Center Rotterdam, Rotterdam, The Netherlands

Competing Interests

HLAJ received grants from and is a consultant for: Bristol Myers Squibb, Gilead Sciences, Novartis, Roche, Merck. RJdeK received grants from or is a consultant for Schering–Plough, Roche and Medtronic. This does not alter the authors’ adherence to all PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: MAAC RJdeK HLAJ AB. Performed the experiments: MAAC DT ZMAG. Analyzed the data: MAAC AB. Wrote the paper: MAAC RJdeK HLAJ AB.