Affiliations

• ¹ Department of Research, Cancer Registry of Norway, Norwegian Institute of Public Health, Oslo, Norway. nacst@kreftregisteret.no.
• ² Norwegian Research Centre for Women's Health, Division of Obstetrics and Gynecology, Oslo University Hospital, Oslo, Norway. nacst@kreftregisteret.no.
• ³ Norwegian Research Centre for Women's Health, Division of Obstetrics and Gynecology, Oslo University Hospital, Oslo, Norway.
• ⁴ Institute of Clinical Medicine, University of Oslo, Oslo, Norway.
• ⁵ Cancer Surveillance Branch, International Agency for Research on Cancer, WHO, Lyon, France.
• ⁶ Department of Research, Cancer Registry of Norway, Norwegian Institute of Public Health, Oslo, Norway.
• ⁷ Division of Cancer Epidemiology, German Cancer Research Center (DKFZ), Heidelberg, Germany.
• ⁸ Section for Breast Cancer Screening, Cancer Registry of Norway, Norwegian Institute of Public Health, Oslo, Norway.
• ⁹ Department of Health and Care Sciences, UiT The Arctic University of Norway, Tromsø, Norway.
• ¹⁰ Cancer Registry of Norway, Norwegian Institute of Public Health, Oslo, Norway.
• ¹¹ Department of Nutrition, Institute of Basic Medical Sciences, University of Oslo, Oslo, Norway.
• ¹² Department of Preventive Medicine, University of Southern California, Los Angeles, CA, USA.
• ¹³ Section for Colorectal Cancer Screening, Cancer Registry of Norway, Norwegian Institute of Public Health, Oslo, Norway.