Received: 14 November 2021
Accepted: 23 October 2022
First Online: 8 November 2022
: The study was approved by the Regional Committee for Medical and Health Research Ethics of South-East Norway (2015/78/REC South-East). All participants signed informed written consent on participation in HUNT. The study was performed in accordance with the ethical standards as laid down in the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.
: Not applicable.
: The authors declare no potential conflict of interest.