1. Netherlands Comprehensive Cancer Organisation, Utrecht, The Netherlands;
2. Department of Medical Oncology, Radboud MC, Nijmegen, The Netherlands;
3. Department of Medical Oncology, Academic MC, Amsterdam, The Netherlands;
4. Department of Public Health, Erasmus MC, Rotterdam, The Netherlands;
5. CoRPS – Center of Research on Psychology in Somatic diseases, Department of Medical and Clinical Psychology, Tilburg University, Tilburg, The Netherlands;
6. Division of Psychosocial Research and Epidemiology, The Netherlands Cancer Institute, Amsterdam, The Netherlands