1. Department of Medical Psychology, Radboud university medical center, Nijmegen, The Netherlands
2. Department of Medical Oncology, Radboud university medical center, Nijmegen, The Netherlands
3. Department of Medical Oncology, Rijnstate, Arnhem, The Netherlands
4. Department of Medical Oncology, Gelderse Vallei, Ede, The Netherlands
5. Comprehensive Cancer Centre The Netherlands, Utrecht, The Netherlands
6. Department for Health Evidence, Radboud university medical center, Nijmegen, The Netherlands
7. Department of Medical Oncology, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands