Grue, Jahn Frederik
Storve, Sigurd
Dalen, Håvard
Mjølstad, Ole Christian
Samstad, Stein O.
Eriksen-Volnes, Torfinn
Torp, Hans
Haugen, Bjørn Olav
Funding for this research was provided by:
Norges Forskningsråd (237887)
Article History
Received: 10 August 2019
Accepted: 5 March 2020
First Online: 16 March 2020
Ethics approval and consent to participate
: The Norwegian Social Science Data Service and the Clinic of Cardiology Institutional Board approved the study, which was conducted according to the Declaration of Helsinki. All study subjects gave written informed consent before taking part in the study.
: Not applicable.
: SS holds a position as an engineer in GE Vingmed Ultrasound AS.