1. Department of Research; Netherlands Comprehensive Cancer Organisation (IKNL); Utrecht The Netherlands
2. Department of Medical Oncology; University Medical Center Utrecht; Utrecht The Netherlands
3. Department of Surgery; Academic Medical Center; Amsterdam The Netherlands
4. Department of Public Health; Erasmus Medical Center; Rotterdam The Netherlands
5. Department of Internal Medicine and Medical Oncology; Haga Hospital; The Hague The Netherlands
6. Foundation of Geriatric Oncology Netherlands (GeriOnNe); Eindhoven The Netherlands
7. Department of Medical Oncology; Academic Medical Center; Amsterdam The Netherlands