Irgens, Ingebjørg
Hoff, Jana M.
Jelnes, Rolf
Alexander, Marcalee
Stanghelle, Johan K.
Thoresen, Magne
Rekand, Tiina http://orcid.org/0000-0002-2506-9501
Article History
Received: 30 August 2019
Revised: 29 March 2020
Accepted: 30 March 2020
First Online: 27 April 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The research project was carried out in accordance with current ethical guidelines and privacy rights for health services in Norway [CitationRef removed], based on the Code of Ethics of the World Medical Association (Declaration of Helsinki) [CitationRef removed] for experiments involving humans. The research project was approved by the Norwegian Regional Ethical Committee (REC) on January 9th 2015 (2014/684 REK-Nord) [CitationRef removed], and registered in Clinical Trials.gov in May 2016 (NCT02800915).