1. Scientific department Dutch Institute for Clinical Auditing Leiden The Netherlands
2. Department of Medical Oncology Leiden University Medical Center Leiden The Netherlands
3. Division of Pharmacoepidemiology and Clinical Pharmacology Utrecht Institute for Pharmaceutical Sciences Utrecht The Netherlands
4. Medicines Evaluation Board Utrecht The Netherlands
5. Department of Biomedical Data Sciences Leiden University Medical Center Leiden The Netherlands
6. Department of Medical Oncology Amsterdam University Medical Centers Amsterdam The Netherlands
7. Department of Pharmacy Red Cross Hospital Beverwijk The Netherlands
8. Department of Medical Oncology Maastricht University Medical Center+ Maastricht The Netherlands
9. Department of Medical Oncology Zuyderland Medical Center Sittard‐Geleen The Netherlands
10. Department of Medical Oncology Radboud University Medical Center Nijmegen The Netherlands
11. Isala Oncology Center Isala, Zwolle The Netherlands
12. Department of Medical Oncology University Medical Centre Groningen Groningen The Netherlands
13. Department of Internal Medicine Medisch Spectrum Twente Enschede The Netherlands
14. Department of Internal Medicine Medical Center Leeuwarden Leeuwarden The Netherlands
15. Department of Medical Oncology University Medical Center Utrecht Utrecht The Netherlands
16. Department of Internal Medicine Amphia Hospital Breda The Netherlands
17. Departments of Medical Oncology and Radiology & Nuclear Medicine Erasmus Medical Centre Rotterdam The Netherlands
18. Department of Internal Medicine Maxima Medical Center Eindhoven The Netherlands
19. Department of Medical Oncology and Immunology Netherlands Cancer Institute Amsterdam The Netherlands
20. Department of Surgical Oncology Netherlands Cancer Institute Amsterdam The Netherlands