Nilsen, Ann Helen http://orcid.org/0000-0002-4173-4049
Thorstensen, Wenche Moe
Helvik, Anne-Sofie
Nordgaard, Staale
Bugten, Vegard
Funding for this research was provided by:
Liason committee between St Olavs Hospital and Faculty of Medicine and Health, NTNU
Article History
Received: 5 March 2018
Accepted: 26 May 2018
First Online: 5 June 2018
Compliance with ethical standards
:
: All procedures performed in this study were in accordance with the ethical standards of the regional research committee and with the Helsinki declaration.
: The authors declare that there is no conflict of interest.