1. Center of Expertise in Palliative Care Julius Center for Health Sciences and Primary Care University Medical Center UtrechtUniversity Utrecht The Netherlands
2. Department of Medical Oncology Cancer Center University Medical Center UtrechtUniversity Utrecht The Netherlands
3. Center of Expertise Palliative Care Leiden University Medical Center Leiden The Netherlands
4. Avans University of Applied Sciences Breda/Tilburg The Netherlands
5. Cancer Center University Medical Center UtrechtUniversity Utrecht The Netherlands