1. Department of Research and Development Netherlands Comprehensive Cancer Organization Utrecht The Netherlands
2. Department of Surgery University Medical Centre Groningen, University of Groningen Groningen The Netherlands
3. Department of Medical Oncology University Medical Centre Groningen, University of Groningen Groningen The Netherlands
4. Department of Surgical Oncology University Medical Centre Groningen, University of Groningen Groningen The Netherlands
5. Department of Dermatology University of Medical Centre Groningen, University of Groningen Groningen The Netherlands
6. Netherlands Association for Palliative Care (PZNL) Utrecht The Netherlands