1. Institute of Pathology Heinrich‐Heine University Düsseldorf Germany
2. University Hospital of Düsseldorf Düsseldorf Germany
3. Department of Gastroenterology Health Sciences University Ankara Turkey
4. UEG Headquarters Vienna Austria
5. Department of Pathology Aretaieion Hospital National and Kapodistrian University of Athens Athens Greece
6. Translational & Clinical Research Institute Faculty of Medical Sciences Newcastle University Newcastle upon Tyne UK