Gastrointestinal Neoplasms

• Kaiser Permanente Division of Research — Oakland, California, United States
• Dana Farber Cancer Institute — Boston, Massachusetts, United States
• Penn State Cancer Institute — Hershey, Pennsylvania, United States

• Affiliated Hospital of Changchun University of Traditional Chinese Medicine — Changchun, Jilin, China

• Hanyang University Guri Hospital — Guri-si, South Korea

• Fondazione Poliambulanza Istituto Ospedaliero — Brescia, Lombardy, Italy

• Fred Hutch/University of Washington Cancer Consortium — Seattle, Washington, United States

• Mayo Clinic in Arizona — Scottsdale, Arizona, United States
• University of Michigan Comprehensive Cancer Center — Ann Arbor, Michigan, United States
• Mayo Clinic in Rochester — Rochester, Minnesota, United States
• Cleveland Clinic Foundation — Cleveland, Ohio, United States

Not specified

• CHU — Nantes, France
• Institut de cancérologie de l'Ouest — Saint-Herblain, France

• Roswell Park Cancer Institute — Buffalo, New York, United States

• Scripps Green Hosptial — La Jolla, California, United States
• University of Colorado Denver — Denver, Colorado, United States
• Borland-Groover Clinic — Jacksonville, Florida, United States
• Ochsner Medical Center — Kenner, Louisiana, United States