Hermansen, Erland http://orcid.org/0000-0003-0956-5035
Myklebust, Tor Åge
Austevoll, Ivar Magne
Rekeland, Frode
Solberg, Tore
Storheim, Kjersti
Grundnes, Oliver
Aaen, Jørn
Brox, Jens Ivar
Hellum, Christian
Indrekvam, Kari
Funding for this research was provided by:
Western Norway Regional Health Authority (RHA).
Article History
Received: 6 January 2018
Accepted: 8 January 2019
First Online: 22 January 2019
Ethics approval and consent to participate
: All patients receive oral and written information among their participation in the registry. They sign a written consent to participate in the registry. The registry protocol was approved by the Norwegian board of ethics, REC Central (2014/98).
: Not applicable.
: None of the authors have any competing interests.
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