1. Department of Surgical and Perioperative Sciences/Surgery, Umeå University, Sweden
2. Department of Surgery, Sundsvall Hospital, Sundsvall, Sweden
3. Department of Oncology, Sundsvall Hospital, Sundsvall, Sweden
4. Regional Cancer Center, Uppsala University/Uppsala University Hospital, Uppsala, Sweden
5. Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
6. Department of Oncology, Örebro University, University Hospital, Örebro, Sweden
7. Translational Oncology & Urology Research (TOUR), School of Cancer and Pharmaceutical Sciences, King’s College London, London, UK
8. Department of Surgical Sciences, Uppsala University, Uppsala, Sweden
9. Department of Immunology, Genetics and Pathology, Section of Experimental and Clinical Oncology, Uppsala University, University Hospital, Uppsala, Sweden
10. Department of Oncology, Gävle Hospital, Gävle, Sweden
11. Department of Oncology, Visby Hospital, Visby, Sweden
12. Department of Surgery, Institute of Clinical Sciences, Sahlgrenska Academy at the University of Gothenburg, Gothenburg, Sweden
13. Department of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden
14. Department of Breast, Endocrine Tumours and Sarcoma, Karolinska University Hospital, Stockholm, Sweden
15. Department of Surgery, University of Helsinki and Helsinki University Hospital, Finland