1. Department of Pathology Radboud University Medical Center Nijmegen Gelderland The Netherlands
2. Department of Pathology PathologyDNA Arnhem Gelderland The Netherlands
3. Department of Pathology Eurofins/Laboratoria voor Pathologie en Medische Microbiologie Nederland Eindhoven Noord‐Brabant The Netherlands
4. GI Cancer Imaging Research Unit The Royal Marsden Hospital, Sutton London United Kingdom
5. Department of Surgery Radboud University Medical Center Nijmegen Gelderland The Netherlands
6. Department of Surgery Netherlands Cancer Institute Amsterdam Noord‐Holland The Netherlands
7. Department of Surgery Rijnstate Hospital Arnhem Gelderland The Netherlands
8. Imperial College London Hammersmith Campus, London London United Kingdom