1. Genomic Epidemiology Group, German Cancer Research Centre (DKFZ), Heidelberg, Germany
2. Digestive and Liver Disease Unit, S. Andrea Hospital, ‘Sapienza’ University of Rome, Rome, Italy
3. Division of Gastroenterology and Research Laboratory, San Giovanni Rotondo, Italy
4. Department of Surgery, IRCCS Scientific Institute and Regional General Hospital “Casa Sollievo della Sofferenza”, San Giovanni Rotondo, Italy
5. Department of Molecular and Clinical Cancer Medicine, Institute of Translational Medicine, University of Liverpool, Liverpool, UK
6. Cancer Epidemiology Unit, Nuffield Department of Population Health, University of Oxford, Oxford, UK
7. Pancreatic and Digestive Endocrine Surgery - Department of Surgery, Oncology and Gastroenterology -DiSCOG, University of Padova, Padova, Italy
8. Klinik für Allgemein-, Viszeral- und Transplantationschirurgie, Im Neuenheimer Feld, Heidelberg, Germany
9. Department of Laboratory Medicine, University Hospital of Padova, Padova, Italy
10. Department of Surgical Oncology and Hepatobiliary Surgery, Metropolitan General Hospital, Pireas, Greece
11. ARC-NET Center for Applied Research on Cancer, University and Hospital Trust of Verona, Verona, Italy
12. Department of Surgery, Pancreas Institute, University and Hospital Trust of Verona, Verona, Italy
13. Department of Basic Medical Sciences, Laboratory of Biology, School of Medicine, National and Kapodistrian University of Athens, Athens, Greece
14. Department of Medicine - DIMED, University of Padova, Padova, Italy
15. Department of Translational Research and New Technologies in Medicine and Surgery, University of Pisa, Pisa, Italy
16. Department of Hematology, Medical University of Lodz, Lodz, Poland
17. Department of Digestive Tract Diseases, Medical University of Lodz, Lodz, Poland
18. Department of Biology, University of Pisa, Pisa, Italy