1. Rijnstate Hospital, Arnhem, The Netherlands
2. Accreditation and Designation, Organisation of European Cancer Institutes, Brussels, Belgium
3. The Netherlands Comprehensive Cancer Organisation (IKNL), Utrecht, The Netherlands
4. Division of Cancer Medicine, Oslo University Hospital, Oslo, Norway
5. Alliance Against Cancer, Rome, Italy
6. National Institute of Oncology, Budapest, Hungary
7. Institut Jules Bordet, Brussels, Belgium
8. Netherlands Cancer Institute, Amsterdam, The Netherlands
9. Theme Cancer, Karolinska University Hospital, Stockholm, Sweden