Karlas Thomas, Petroff David, Wiegand Johannes
Division of Gastroenterology and Rheumatology, University of Leipzig, Leipzig, Germany.
Clinical Trial Centre, University of Leipzig, Leipzig, Germany.
Gastroenterology. 2017 Feb;152(3):479-481. doi: 10.1053/j.gastro.2016.12.013. Epub 2016 Dec 27.