AUTHOR=Jansen Peter L. M. , Breuhahn Kai , Teufel Andreas , Dooley Steven TITLE=Editorial: Systems Biology and Bioinformatics in Gastroenterology and Hepatology JOURNAL=Frontiers in Physiology VOLUME=10 YEAR=2019 URL=https://www.frontiersin.org/journals/physiology/articles/10.3389/fphys.2019.01438 DOI=10.3389/fphys.2019.01438 ISSN=1664-042X