Lønvik, Maja Pålsdatter
Elden, Odd Eirik
Lunde, Mats Joakimsen
Nordseth, Trond
Bakkelund, Karin Elvenes
Uleberg, Oddvar
Article History
Received: 23 November 2020
Accepted: 6 April 2021
First Online: 20 April 2021
Declarations
:
: The datasets used during the current study are available from the corresponding author on reasonable request.
: The study was performed in accordance with the Helsinki declaration for medical research involving human subjects. The Regional committees for medical and health research ethics committee of Central Norway (REK - Midt) was informed about the study, and deemed the study a clinical quality study not needing formal Regional Ethics Committee (REC) approval (reference number 2016/127/REC Central). The study received institutional approval (reference number ESA 15/9285) from St. Olav University hospital in Trondheim, which waived the need for patient consent.
: Not applicable.
: The authors declare that they have no competing interests or disclosures.