Grasmo, Sunniva Grønoset
Liaset, Ingeborg Frostad
Redzovic, Skender Elez
Article History
Received: 14 June 2021
Accepted: 17 August 2021
First Online: 14 September 2021
Declarations
:
: The study was approved by the NSD-Norwegian Centre for Research Data (ref.no. 424313). All protocols are carried out in accordance with relevant guidelines and regulations.All participants signed a written informed consent. They were informed about the study purpose and the procedures for safe data handling and storage, voluntary participation and their right to withdraw from the study.
: Not applicable.
: The authors declare that they have no competing interests. The authors are responsible for the writing and the content of the paper.