1 Department of Medical Oncology, IRCCS Istituto Romagnolo per lo Studio dei Tumori (IRST) "Dino Amadori", Meldola, Italy.
2 Department of General Surgery, Beijing Friendship Hospital, Capital Medical University and National Clinical Research Center for Digestive Diseases, Beijing, China.
3 Department of Surgery, Leiden University Medical Center, Leiden, Netherlands.
4 Cyrus Tang Hematology Center, Collaborative Innovation Center of Hematology, National Clinical Research Center for Hematologic Diseases, State Key Laboratory of Radiation Medicine and Protection, Cam-Su Genomic Resources Center, Soochow University, Suzhou, China.
5 Gastroenterology Unit, National Institute of Gastroenterology - IRCCS "Saverio de Bellis", Castellana Grotte, Bari, Italy.
6 Guido Baccelli Unit of Internal Medicine, Department of Precision and Regenerative Medicine and Ionian Area - (DiMePRe-J), University of Bari "A. Moro", Bari, Italy.