Maugesten, Øystein
Mathiessen, Alexander
Hammer, Hilde Berner
Hestetun, Sigrid Valen
Kvien, Tore Kristian
Uhlig, Till
Ohrndorf, Sarah
Haugen, Ida Kristin
Funding for this research was provided by:
Helse Sør-Øst RHF
The Pahles Foundation
Simon Fougner Hartmanns Familiefond
Dr Trygve Gythfeldt og Frues Forskningsfond
EkstraStiftelsen Helse og Rehabilitering
Article History
Received: 25 February 2020
Accepted: 13 April 2020
First Online: 1 May 2020
Change Date: 17 March 2021
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/s13075-021-02469-z
Ethics approval and consent to participate
: All participants signed informed consent and the study was approved by the regional ethics committee.
: Not applicable.
: There are no relevant competing interests for any of the authors. The FOI device Xiralite® has been applied in this study. Xiralite GmbH has not contributed to the study design, collection or interpretation of the data, the writing of the manuscript, or the decision to publish the data. None of the authors have received funding from Xiralite GmbH.