About the Authors

Ingrid Elise Hoff

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

iehoff@yahoo.no

Affiliations Norwegian Air Ambulance Foundation, Sentrum, Oslo, Norway, Department of Anesthesiology, Oslo University Hospital, Nydalen, Oslo, Norway

Jonny Hisdal

Roles Data curation, Investigation, Methodology, Resources, Software, Validation, Writing – review & editing

Affiliations Section of Vascular Investigations, Department of Vascular Surgery, Oslo University Hospital, Nydalen, Oslo, Norway, Faculty of Medicine, University of Oslo, Blindern, Oslo, Norway

Svein Aslak Landsverk

Roles Project administration, Resources, Supervision, Validation, Writing – review & editing

Affiliation Department of Anesthesiology, Oslo University Hospital, Nydalen, Oslo, Norway

Jo Røislien

Roles Formal analysis, Methodology, Resources, Supervision, Validation, Writing – review & editing

Affiliation Norwegian Air Ambulance Foundation, Sentrum, Oslo, Norway

Knut Arvid Kirkebøen

Roles Funding acquisition, Methodology, Resources, Supervision, Writing – review & editing

Affiliation Faculty of Medicine, University of Oslo, Blindern, Oslo, Norway

Lars Øivind Høiseth

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

Affiliations Department of Anesthesiology, Oslo University Hospital, Nydalen, Oslo, Norway, Section of Vascular Investigations, Department of Vascular Surgery, Oslo University Hospital, Nydalen, Oslo, Norway

Competing Interests

The authors have declared that no competing interests exist.