Heuch, Ingrid http://orcid.org/0000-0003-1202-730X
Heuch, Ivar
Hagen, Knut
Storheim, Kjersti
Zwart, John-Anker
Article History
Received: 15 April 2020
Accepted: 31 August 2020
First Online: 15 October 2020
Ethics approval and consent to participate
: The work was approved by the Regional Committee for Medical and Health Research Ethics in Central Norway (number 2014/968/REK midt). The HUNT was also approved by the Norwegian Data Inspectorate. Each participant in the HUNT2 survey signed a written informed consent regarding the collection and use of data for research purposes.
: Not applicable.
: None declared.