1. Centre for Cancer Biomarkers, Department of Clinical Science, University of Bergen, Norway
2. Department of Gynecology and Obstetrics, Haukeland University Hospital, Norway
3. Centre for Cancer Biomarkers, Department of Clinical Medicine, University of Bergen, Norway
4. Department of Microbiology, Haukeland University Hospital, Norway
5. Centre for Cancer Biomarkers, Department of Biomedicine, University of Bergen, Norway