Skare, Øystein
Brox, Jostein Skranes
Schrøder, Cecilie Piene
Brox, Jens Ivar
Article History
Received: 5 March 2021
Accepted: 15 June 2021
First Online: 5 July 2021
Declarations
:
: The study was conducted according to the Declaration of Helsinki. Ethics approval (IRB00001870) was received from the Ethics Committee Health Region Southeast, Oslo, Norway. We obtained written informed consent from all participants.The protocol was registered atExternalRef removed(ExternalRef removed).
: Not applicable.
: None declared.