Eikrem, Øystein
Walther, Tedd C.
Flatberg, Arnar
Beisvag, Vidar
Strauss, Philipp
Farstad, Magnus
Beisland, Christian
Koch, Even
Mueller, Thomas F.
Marti, Hans-Peter http://orcid.org/0000-0002-6331-5902
Funding for this research was provided by:
Helse Vest (912167)
Article History
Received: 2 February 2018
Accepted: 23 August 2018
First Online: 5 September 2018
Ethics approval and consent to participate
: Ethics approval was granted by the regional ethics committee of the Western Norway Regional Health Authority (REK vest); approval number: 78–05. Written informed consent was obtained from all patients.
: Not applicable
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.