1. Research Center of Gastroenterology and Hepatology Craiova, University of Medicine and Pharmacy, Craiova, Romania
2. Gastroenterology Department, Regina Maria-Ponderas Academic Hospital, Bucharest, Romania
3. Nuovo Regina Margherita Hospital, Rome, Italy
4. Gastroenterology Department, Portuguese Oncology Institute of Coimbra, Portugal
5. Center for Research in Health Technologies and Information Systems (CINTESIS), Faculty of Medicine, Porto, Portugal
6. Department of Gastroenterology, Hepatology and Nutrition, MD Anderson Cancer Center, The University of Texas, Houston, USA
7. Department of Gastroenterology and Hepatology, Catholic University of Leuven (KUL), TARGID, University Hospitals Leuven, Leuven, Belgium
8. Private office, Aix-en-Provence, France
9. Department of Gastroenterology and Hepatology, Cancer Center Amsterdam, Amsterdam University Medical Centers, The Netherlands
10. Department of Hepato-Gastroenterology, Cliniques universitaires Saint-Luc, Université Catholique de Louvain, Brussels, Belgium
11. Institute for Liver and Digestive Health, Royal Free Hospital Campus, University College London, UK
12. Epidemiology and Screening Unit-CPO, University Hospital Città della Salute e della Scienza, Turin, Italy
13. Editorial Board, Epidemiologia e Prevenzione
14. III Med Klinik, Klinikum Augsburg, Augsburg, Germany
15. Department of Gastroenterology and Hepatology, Radboud University Medical Center, Nijmegen, The Netherlands
16. Gastroenterology Department, Portuguese Oncology Institute of Porto, Portugal
17. Gastroenterology Division, Edouard Herriot Hospital, Lyon, France