About the Authors

Monika H. E. Christensen

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Validation, Writing – original draft, Writing – review & editing

Affiliations Department of Clinical Science, University of Bergen, Bergen, Norway, Department of Medicine, Haukeland University Hospital, Bergen, Norway

Dag J. Fadnes

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Resources, Writing – original draft

Affiliation Medical Department, Førde Hospital Trust, Førde, Norway

Therese H. Røst

Roles Data curation, Formal analysis, Investigation, Methodology, Writing – original draft

Affiliation Department of Clinical Science, University of Bergen, Bergen, Norway

Eva R. Pedersen

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Validation, Writing – original draft, Writing – review & editing

Affiliations Department of Clinical Science, University of Bergen, Bergen, Norway, Department of Heart Disease, Haukeland University Hospital, Bergen, Norway

John R. Andersen

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Project administration, Validation, Writing – review & editing

Affiliations Sogn og Fjordane University College, Førde, Norway, Center of Health Research, Førde Hospital Trust, Førde, Norway

Villy Våge

Roles Conceptualization, Data curation, Funding acquisition, Writing – review & editing

Affiliations Center of Health Research, Førde Hospital Trust, Førde, Norway, Department of Surgery, Voss Hospital, Bergen Health Trust, Voss, Norway

Arve Ulvik

Roles Formal analysis, Methodology, Writing – review & editing

Affiliation Bevital AS, Bergen, Norway

Øivind Midttun

Roles Formal analysis, Methodology, Writing – review & editing

Affiliation Bevital AS, Bergen, Norway

Per M. Ueland

Roles Conceptualization, Formal analysis, Methodology, Writing – review & editing

Affiliations Department of Clinical Science, University of Bergen, Bergen, Norway, Laboratory of Clinical Biochemistry, Haukeland University Hospital, Bergen, Norway

Ottar K. Nygård

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Supervision, Validation, Writing – review & editing

Affiliations Department of Heart Disease, Haukeland University Hospital, Bergen, Norway, KG Jebsen Center for Diabetes Research, Department of Clinical Science, University of Bergen, Bergen, Norway

Gunnar Mellgren

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Supervision, Validation, Writing – review & editing

gunnar.mellgren@med.uib.no

Affiliations KG Jebsen Center for Diabetes Research, Department of Clinical Science, University of Bergen, Bergen, Norway, Hormone Laboratory, Haukeland University Hospital, Bergen, Norway

Competing Interests

Updated Competing Interest statement: The affiliation with Bevital does not alter our adherence to PLOS ONE policies on sharing data and materials.