Granerud-Dunvoll, Guro
Arntzen, Erik http://orcid.org/0000-0002-8471-1058
Elvsåshagen, Torbjørn
Hatlestad-Hall, Christoffer
Malt, Eva
Funding for this research was provided by:
H?gskolen i Oslo og Akershus
South-Eastern Norway Regional Health Authority
Oslo University Hospital, Akershus University Hospital
Oslo Metropolitan University
the Ebbe Fr?land foundation
Mrs. Throne-Holst
Article History
First Online: 6 March 2019
Compliance with ethical standards
:
: The authors declare that there is no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. The project is approved by Regional Committees for Medical and Health Research Ethics (2016/629)
: Informed consent was obtained from all individual participants included in the study.