Gastric Cancer

• Severance Hospital, Yonsei University Health System — Seoul, South Korea

• Robert H. Lurie Comprehensive Cancer Center, Northwestern University — Chicago, Illinois, United States
• Veterans Affairs Medical Center - Chicago (Lakeside) — Chicago, Illinois, United States
• CCOP - Evanston — Evanston, Illinois, United States
• CCOP - Illinois Oncology Research Association — Peoria, Illinois, United States

• Northside Hospital — Atlanta, Georgia, United States
• University of Chicago — Chicago, Illinois, United States
• Oncology Hematology West, PC dba Nebraska Cancer Specialists — Omaha, Nebraska, United States
• Duke Cancer Center — Durham, North Carolina, United States

• University Medical Center Ho Chi Minh City — Ho Chi Minh City, Vietnam

• UCSD Moores Cancer Center — San Diego, California, United States
• University of Minnesota Masonic Cancer Center — Minneapolis, Minnesota, United States
• Hackensack University Medical Center/John Theurer Cancer Center — Hackensack, New Jersey, United States
• MD Anderson Cancer Center — Houston, Texas, United States

• Institut de cancérologie de l'Ouest-site PAUL — Angers, France
• CH de Béthune — Beuvry, France
• Centre Hospitalier Boulogne sur Mer — Boulogne-sur-Mer, France
• Centre François Baclesse, Caen — Caen, France

• Seoul National University Bundang Hospital — Seongnam-si, Gyeonggi-do, South Korea

Not specified

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

• Karadeniz Technical University, Faculty of Medicine, Farabi Hospital — Trabzon, Turkey (Türkiye)