1. Department of Pathology Eurofins PAMM Eindhoven
2. Department of Pathology Radboud University Medical Center Nijmegen
3. Department of Pathology Jeroen Bosch Hospital 's Hertogenbosch
4. Department of Pathology VieCuri Medical Centre Venlo
5. Department of Pathology Elisabeth‐Twee Steden Hospital Tilburg
6. Department of Surgery Catharina Hospital Eindhoven
7. Netherlands Comprehensive Cancer Organisation Utrecht
8. Department of Surgery Radboud University Medical Center Nijmegen
9. Department of Surgery, Antoni van Leeuwenhoek Hospital The Netherlands Cancer Institute Amsterdam the Netherlands