Meltzer, Sebastian http://orcid.org/0000-0001-6640-3927
Torgunrud, Annette
Abrahamsson, Hanna
Solbakken, Arne Mide
Flatmark, Kjersti
Dueland, Svein
Bakke, Kine Mari
Bousquet, Paula Anna
Negård, Anne
Johansen, Christin
Lyckander, Lars Gustav
Larsen, Finn Ole
Schou, Jakob Vasehus
Redalen, Kathrine Røe
Ree, Anne Hansen http://orcid.org/0000-0002-8264-3223
Funding for this research was provided by:
Kolbjørn Brambani Cancer Research Foundation
Ministry of Health and Care Services | Helse Sør-Øst RHF (2017109, 2018054)
Article History
Received: 22 January 2021
Revised: 10 March 2021
Accepted: 17 March 2021
First Online: 9 April 2021
Ethics approval and consent to participate
: All four prospective studies were approved by the pertinent Ethics Committees (South-Eastern Norway Regional Health Ethics committee reference numbers 2013/152 for the Investigation Cohort, S-05059 for Validation Cohort 1, 2012/772 for Validation Cohort 2 and Danish Central Research Ethics Committee numbers H-C-2008-0001 and H-A-2009-019 for Validation Cohort 3), and Institutional Review Boards, and were conducted in accordance with the Declaration of Helsinki. All patients had given written informed consent for study participation with ancillary investigations.
: Not applicable.
: The datasets analysed during the current study are available from the corresponding author on reasonable request.
: The authors declare no competing interests.
: This work was supported by an award from the Kolbjørn Brambani Cancer Research Foundation (to Sebastian Meltzer) and the South-Eastern Norway Regional Health Authority grants 2017109 and 2018054 (to Anne H. Ree).