Ellingsen, Ivar http://orcid.org/0000-0002-9125-4385
Fondenes, Ove
Ă˜verland, Britt
Holmedahl, Nils Henrik
Funding for this research was provided by:
EkstraStiftelsen Helse og Rehabilitering
Article History
Received: 16 March 2020
Revised: 16 April 2020
Accepted: 24 April 2020
First Online: 13 May 2020
Compliance with ethical standards
: PSG hardware and software were provided by ResMed Norway.
: This was not an industry-supported study. Nils H. Holmedahl received lecture honorarium from Glaxo Smith Kline and a grant from the Norwegian Lung Medicine Society/Takeda Nycomed. Britt Ă˜verland, Ove Fondenes, and Ivar Ellingsen declare that they have no conflict of interest.
: Written informed consent was obtained from all individual participants included in the study. The study protocol was approved by the Regional Ethics Committee in south-eastern Norway (S-09053c 299/124). Clinical trial registration number: NCT00888342.