Bjellmo, Solveig https://orcid.org/0000-0003-3486-2867
Hjelle, Sissel
Krebs, Lone
Magnussen, Elisabeth
Vik, Torstein
Funding for this research was provided by:
Helse Midt-Norge
Article History
Received: 16 June 2019
Accepted: 20 August 2019
First Online: 9 September 2019
Ethics approval and consent to participate
: The study was approved by the Regional Committee for Medical and Health Research Ethics in Central Norway (reference number 2016/841). All mothers were mailed written information about the project and were given the opportunity to decline being included in the study.
: Not applicable.
: The authors declare that they have no competing interest.