1. Department of Surgery, University of Helsinki and Helsinki University Hospital, Helsinki, Finland;
2. Department of Radiology, University of Helsinki and Helsinki University Hospital, Helsinki, Finland;
3. STAT-consulting, Nokia, Finland;
4. Research Programs Unit, Translational Cancer Biology Program, University of Helsinki, Helsinki, Finland;
5. Faculty of Medicine and Life Sciences Tampere University and Department of Oncology, Tampere University Hospital, Tampere, Finland;
6. Department of Oncology, University of Helsinki and Helsinki University Hospital, Helsinki, Finland