1. Medical Oncology Department NKI‐AVL ‐ Netherlands Cancer Institute/Antoni van Leeuwenhoek Hospital Amsterdam The Netherlands
2. Department of Medical Oncology, Erasmus MC Cancer Institute Erasmus University Medical Center Rotterdam The Netherlands
3. Department of Primary and Community Care, Radboud Institute of Medical Innovation Radboud University Medical Center Nijmegen The Netherlands
4. Surgical Oncology Department NKI‐AVL ‐ Netherlands Cancer Institute/Antoni van Leeuwenhoek Hospital Amsterdam The Netherlands
5. Department of Primary Care Netherlands Institute for Health Services Research (Nivel) Utrecht The Netherlands
6. Department of Surgical Oncology, Erasmus MC Cancer Institute Erasmus University Medical Center Rotterdam The Netherlands