1. Radboud Institute for Health Sciences, Radboud University Medical Center, Nijmegen, The Netherlands;
2. Department of Neurobiology, Care Sciences and Society, Division of Nursing, Karolinska Institutet, Huddinge, Sweden;
3. Theme Cancer, Karolinska University Hospital, Huddinge, Sweden;
4. Dutch Expert Center for Screening, Nijmegen, The Netherlands