Skard, Siv
Jørgensen, Sveinung
Pedersen, Lars Jacob Tynes
Article History
Received: 27 March 2019
Accepted: 21 December 2019
First Online: 6 January 2020
Compliances with Ethical Standards
:
: We hereby declare that there is no conflict of interest.
: All individuals who participated in the experimental studies gave their informed consent.