1. Digestive Oncology, University Hospitals Gasthuisberg Leuven and KU Leuven, Leuven, Belgium
2. Division of Hematology and Oncology, Department of Medicine, UCSF Medical Center, San Francisco, CA
3. Division of Hematology/Oncology, Scripps Clinic and Scripps MD Anderson Cancer Center, La Jolla, CA
4. Seoul National University Hospital, Cancer Research Institute, Seoul National University College of Medicine, Seoul, South Korea
5. Division of Gastrointestinal Medical Oncology & Neuroendocrine Tumors, European Institute of Oncology, IEO, IRCCS, Milan, Italy
6. Vall d’Hebron University Hospital and Vall dˊHebron Institute of Oncology (VHIO), Barcelona, Spain
7. Department of Medical Oncology and Clinical Pharmacology “B,” National Institute of Oncology, Budapest, Hungary
8. Hôpital Beaujon (AP-HP), Clichy, and Université de Paris, Paris, France
9. Department of Gastrointestinal Malignancies, Samuel Oschin Comprehensive Cancer Institute, Cedars-Sinai Medical Center, Los Angeles, CA
10. Division of Hematology/Oncology, Columbia University Irving Medical Center, New York, NY
11. Division of Gastroenterology and Hepatology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan
12. National Yang-Ming University School of Medicine, Taipei, Taiwan
13. Fred Hutchinson Cancer Research Center and Division of Medical Oncology, University of Washington, Seattle, WA
14. Department of Medical Oncology, Centre Léon Bérard, Lyon, France
15. University of Kansas Medical Center, Kansas City, KS
16. Department of Internal Medicine III and Comprehensive Cancer Center, Klinikum Grosshadern, Ludwig-Maximilians-University of Munich, Munich, Germany
17. Joint Centre for Cancer Studies, Hull York Medical School, Castle Hill Hospital, Cottingham, United Kingdom
18. Department of Internal Medicine, University of Pittsburgh Medical Center, Pittsburgh, PA
19. Medical Oncology Service, Catalan Institute of Oncology (ICO), Hospital Germans Trias i Pujol, Badalona, Barcelona, Catalonia, Spain
20. Division of Hematology and Oncology, Department of Internal Medicine, University of Michigan, Ann Arbor, MI
21. The Sydney Kimmel Comprehensive Cancer Center, Johns Hopkins University School of Medicine, Baltimore, MD
22. Department of Medicine, Section of Medical Oncology, Yale School of Medicine, New Haven, CT
23. Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea
24. Institut du Cancer de Montpellier, Montpellier, France
25. Perlmutter Cancer Center, NYU Langone Health, New York, NY
26. Halozyme Therapeutics, Inc, San Diego, CA
27. Division of Medical Oncology, Department of Internal Medicine, Beth Israel Deaconess Medical Center, Boston, MA