Affiliations

• ¹ Department of Research, Telemark Hospital, Skien, and Institute of Clinical Medicine, University of Oslo, Oslo, Norway.
• ² Institute of Clinical Medicine, University of Oslo, Oslo, and Department of Research, Vestfold Hospital, Tønsberg, Norway.
• ³ Department of Breast and Endocrine Surgery, Stavanger University Hospital, Stavanger, Norway.
• ⁴ Department of Breast and Endocrine Surgery, Akershus University Hospital, Campus Oslo, Lørenskog, Norway.
• ⁵ Department of Breast and Endocrine Surgery, Telemark Hospital, Skien, Norway.
• ⁶ Department of Medicine, Telemark Hospital, Skien, Norway.
• ⁷ Department of Pathology, Telemark Hospital Skien, Norway.
• ⁸ Department of Gastrointestinal Surgery, Stavanger University Hospital, Stavanger, Norway.
• ⁹ Department of Surgery, Telemark Hospital, Skien, Norway.
• ¹⁰ Department of Research, Stavanger University Hospital, Stavanger, and Department of Clinical Science, Faculty of Medicine, University of Bergen, Bergen, Norway.
• ¹¹ Department of Research, Stavanger University Hospital, and Department of Mathematics and Physics, University of Stavanger, Stavanger, Norway.
• ¹² Department of Research, Stavanger University Hospital, Stavanger, and Department of Clinical Science, University of Bergen, Bergen, Norway.