1. Division of Oncology and Pathology, Department of Clinical Sciences, Lund Cancer Center at Medicon Village, Lund University, Lund, Sweden;
2. Department of Pathology and Cytology, Blekinge County Hospital, Karlskrona, Sweden;
3. Department of Oncology, Skåne University Hospital, Lund, Sweden;
4. Department of Histopathology, Nottingham University Hospitals NHS Trust, Nottingham, UK;
5. Department of Surgery, Helsingborg Hospital, Helsingborg, Sweden;
6. Department of Pathology, Skåne University Hospital, Lund, Sweden;
7. Division of Surgery, Department of Clinical Sciences, Lund Cancer Center at Medicon Village, Lund University, Lund, Sweden;
8. Department of Surgery, Skåne University Hospital, Lund, Sweden;
9. Division of Oncology, Department of Clinical and Experimental Medicine, Faculty of Health Sciences, Linköping University, Linköping, Sweden