Hjelmesæth, Jøran http://orcid.org/0000-0002-1995-0562
Rosenvinge, Jan H.
Gade, Hege
Friborg, Oddgeir
Article History
First Online: 15 August 2018
Compliance with Ethical Standards
:
: The authors declare that they have no conflicts of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all participants included in the study.