Gastrointestinal Neoplasms

• Wellcome Trust-Health Research Board Clinical Research Facility, St. James's Hospital — Dublin, Ireland

• AMC — Amsterdam, Netherlands
• LUMC — Leiden, Netherlands
• Radboud UMC — Nijmegen, Netherlands
• UMC Utrecht — Utrecht, Netherlands

• Academic Medical Cener — Amsterdam, North Holland, Netherlands

• Department of Surgery, St. James's Hospital — Dublin, Ireland
• Wellcome Trust-Health Research Board Clinical Research Facility, St. James's Hospital — Dublin, Ireland

• Amsterdam UMC, locatie Academisch Medisch Centrum — Amsterdam, North Holland, Netherlands

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

• University of Colorado Anschutz Medical Campus — Aurora, Colorado, United States
• Yale University School of Medicine — New Haven, Connecticut, United States
• Helen F. Graham Cancer Center — Newark, Delaware, United States
• MD Anderson Cancer Center Orlando (UF Health Cancer Center) — Orlando, Florida, United States

• Jiangsu Province Hospital — Nanjing, Jiangsu, China
• West China Hospital — Chengdu, Sichuan, China
• The second affiliated hospital of Zhejiang University — Hangzhou, Zhejinag, China

Not specified

• Memorial Sloan Kettering Cancer Center — New York, United States