Kircheis Gerald, Hilger Norbert, Häussinger Dieter
Department of Gastroenterology, Hepatology and Infectious Diseases, Heinrich-Heine-University Düsseldorf, Düsseldorf, Germany.
Institute of Psychology, Rheinische Friedrich-Wilhelms-Universität Bonn, Bonn, Germany.
Gastroenterology. 2015 Mar;148(3):665-6. doi: 10.1053/j.gastro.2015.01.035. Epub 2015 Feb 3.