Kjønigsen, Lisa Jannicke
Harneshaug, Magnus
Fløtten, Ann-Monica
Karterud, Lena Korsmo
Petterson, Kent
Skjolde, Grethe
Eggesbø, Heidi B.
Weedon-Fekjær, Harald
Henriksen, Hege Berg
Lauritzen, Peter M. http://orcid.org/0000-0002-2309-7218
Article History
Received: 8 May 2019
Accepted: 28 August 2019
First Online: 30 October 2019
Ethics approval and consent to participate
: Participant consent and approval from the Norwegian South-East Regional Committee for Medical and Health Research Ethics (2009/157 and 2010/3339) were previously obtained.
: Not applicable.
: The authors declare that they have no competing interests.