Olsen, Jan Abel http://orcid.org/0000-0001-9472-2669
Chen, Gang http://orcid.org/0000-0002-8385-5965
Lamu, Admassu N. http://orcid.org/0000-0001-6638-421X
Funding for this research was provided by:
UiT The Arctic University of Norway
Article History
Received: 13 April 2023
Accepted: 9 October 2023
First Online: 11 October 2023
Declarations
:
: All experiments were performed in accordance with relevant guidelines and regulations, such as the Declaration of Helsinki. The study does not involve human embryos, gametes, stem cells, animals, plants or palaeontological or geological material. The study is approved by the Regional Committee for Medical and Health Research Ethics (ID 2016/607). All participants gave written informed consent before admission.
: Not applicable.
: JAO is a member of the EuroQol Group that developed the EQ-5D-5 L and EQ-VAS instruments. The authors declare that they have no other competing interests.