1. Department of Biomedicine, University of Bergen, Bergen, Norway2Centre for Cancer Biomarkers, University of Bergen, Bergen, Norway
2. Oslo Centre for Biostatistics and Epidemiology, Oslo University Hospital, Oslo, Norway
3. Centre for Cancer Biomarkers, University of Bergen, Bergen, Norway4Clinical Institute 1, University of Bergen, Bergen, Norway5Department of Oncology, Haukeland University Hospital, Bergen, Norway