Axelsson, Lars http://orcid.org/0000-0001-7868-4375
Silander, Ewa
Bosaeus, Ingvar http://orcid.org/0000-0001-8287-6310
Hammerlid, Eva http://orcid.org/0000-0002-1813-108X
Funding for this research was provided by:
Göteborg Medical Society
Stiftelsen Acta Oto-Laryngologica
The Health & Medical Care Committee of the Regional Executive Board, Region Västra Götaland
The ALF project funding for clinically oriented medical research projects
Article History
Received: 6 June 2018
Accepted: 16 July 2018
First Online: 25 July 2018
Compliance with ethical standards
:
: The authors declare that they have no competing interests.