Ofstad, Anne Pernille http://orcid.org/0000-0003-2714-0102
Sommer, Christine http://orcid.org/0000-0002-7370-8988
Birkeland, Kåre I
Bjørgaas, Marit Rokne
Gran, Jon Michael
Gulseth, Hanne Løvdal
Johansen, Odd Erik
Article History
Received: 12 February 2018
Revised: 2 September 2018
Accepted: 30 January 2019
First Online: 29 March 2019
Compliance with ethical standards
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: APO and OEJ are employed by Boehringer Ingelheim. KIB has received grants to his institution for lectures and consulting from Novo Nordisk, Sanofi, Lilly, Boehringer Ingelheim, AstraZeneca and MSD. HLG has received grants for lectures or consulted for Novo Nordisk, Sanofi, Boehringer Ingelheim, AstraZeneca and MSD. MRB has received grants to her institution for lectures and consulting from Sanofi and AstraZeneca. The other authors declare that they have no conflict of interest.