1. Netherlands Comprehensive Cancer Organisation (IKNL), Utrecht, The Netherlands;
2. Department of Dermatology, Erasmus MC Cancer Institute, Rotterdam, The Netherlands;
3. Department of Medical Oncology, Leiden University Medical Center, Leiden, The Netherlands;
4. Department of Surgery, Leiden University Medical Center, Leiden, The Netherlands;
5. Department of Internal Medicine, Reinier de Graaf Hospital, Delft, The Netherlands;
6. Department of Surgical Oncology, Netherlands Cancer Institute-Antoni van Leeuwenhoek, Amsterdam, The Netherlands;
7. Department of Dermatology, Leiden University Medical Center, Leiden, The Netherlands;
8. Department of Medical Oncology, Maastricht University Medical Center, Maastricht, The Netherlands;
9. Department of Public Health, Erasmus MC, Rotterdam, The Netherlands