Clarhed, Ulrika K. E. http://orcid.org/0000-0002-2765-3859
Schiöler, Linus
Torén, Kjell
Fell, Anne Kristin M.
Hellgren, Johan
Funding for this research was provided by:
ALF Regional and governmental funding
Swedish Association for Otorhinolaryngology Head & Neck Surgery
Telemark Hospital, Norway
The Medical Society of Gothenburg (19/883451)
University of Gothenburg
Article History
Received: 29 December 2021
Accepted: 11 February 2022
First Online: 19 March 2022
Declarations
:
: The authors declare that they have no competing interests.
: The study was approved by the Regional Committee for Medical and Health Research Ethics in Norway (2012/1665/REK sør-øst D).
: Written and spoken information was given to all subjects and informed consent was collected.