1. Laboratory for Brain-Gut Axis Studies [LaBGAS], Translational Research Center for Gastrointestinal Disorders [TARGID], KU Leuven , Leuven , Belgium
2. Department of Medicine, Dartmouth-Hitchcock Medical Center , Lebanon, NH , USA
3. Centre for the Psychology of Learning and Experimental Psychopathology, KU Leuven , Leuven , Belgium
4. Departments of Psychiatry & Medicine, Section of Gastroenterology & Hepatology, Dartmouth-Hitchcock Medical Center , Lebanon, NH , USA