1. Department of Biomedical Data Sciences, Medical Decision Making, Leiden University Medical Center, 2333 ZA Leiden, The Netherlands
2. Orthopedic Surgery, Leiden University Medical Center, 2333 ZA Leiden, The Netherlands
3. Department of Surgical Oncology and Gastrointestinal Surgery, Erasmus MC Cancer Institute, Erasmus Medical Center, 3000 CA Rotterdam, The Netherlands
4. Department of Surgical Oncology, The Netherlands Cancer Institute, 1066 CX Amsterdam, The Netherlands
5. Department of Radiotherapy, The Netherlands Cancer Institute, 1066 CX Amsterdam, The Netherlands
6. Department of Radiotherapy, Leiden University Medical Center, 2333 ZA Leiden, The Netherlands
7. Department of Surgical Oncology, Maastricht University Medical Center, 6229 ER Maastricht, The Netherlands
8. Department of Surgical Oncology, University Medical Center Groningen, 9713 GZ Groningen, The Netherlands
9. Department of Surgery, Radboud University Medical Center, 6525 EP Nijmegen, The Netherlands
10. Department of Surgical Oncology, University Medical Center Utrecht, 3584 CX Utrecht, The Netherlands
11. Safety & Security Science and Centre for Safety in Healthcare, Delft University of Technology, 2826 CN Delft, The Netherlands