Meling, Torstein R. http://orcid.org/0000-0001-6595-0873
Da Broi, Michele
Scheie, David
Helseth, Eirik
Article History
Received: 4 March 2018
Revised: 17 May 2018
Accepted: 29 June 2018
First Online: 5 July 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict 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.”
: For this type of study, formal consent is not required.