1. Department of Surgery, Cancer Center Amsterdam, Amsterdam UMC, University of Amsterdam, The Netherlands;
2. Department of Oncology, Catharina Hospital, Eindhoven, The Netherlands;
3. Department of Surgery, Erasmus MC, Rotterdam, The Netherlands;
4. Department of Medical Oncology, Oncology Center Isala, Zwolle, The Netherlands;
5. Department of Medical Oncology, Regional Academic Cancer Center Utrecht, University Medical Center Utrecht, Utrecht University, Utrecht, The Netherlands;
6. Department of Medical Oncology, Erasmus MC, Rotterdam, The Netherlands;
7. Department of Medical Oncology, Cancer Center Amsterdam, Amsterdam UMC, University of Amsterdam, The Netherlands;
8. Department of Surgery, Regional Academic Cancer Center Utrecht, St Antonius Hospital Nieuwegein and University Medical Center Utrecht Cancer Center, Utrecht, The Netherlands;
9. Department of Medical Oncology, Amphia Hospital, Breda, The Netherlands;
10. Department of Internal Medicine, Division of Medical Oncology, GROW – School for Oncology and Developmental Biology, Maastricht University Medical Center, Maastricht, The Netherlands;
11. Department of Research and Development, Netherlands Comprehensive Cancer Organisation (IKNL), Utrecht, the Netherlands