Opdal, Siri Hauge http://orcid.org/0000-0002-7768-0142
Ferrante, Linda http://orcid.org/0000-0003-4266-7041
Rognum, Torleiv Ole http://orcid.org/0000-0002-1246-7519
Stray-Pedersen, Arne http://orcid.org/0000-0002-7238-0327
Funding for this research was provided by:
Helse Sør-Øst RHF (39487)
Landsforeningen uventet barnedød (554.03/12)
Article History
Received: 22 June 2020
Accepted: 17 December 2020
First Online: 18 January 2021
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The study was reviewed and approved by The National Committees for Research Ethics in Norway (REK 2011/2336).
: The parents or guardians of the included infants were contacted and given the opportunity to decline inclusion in research. None of the included cases have declined. Regarding the deceased adolescent/adult controls, these are completely anonymous and may therefore be included without consent according to Norwegian guidelines. This study was approved by The National Committees for Research Ethics in Norway (REK 2016/2021 and 2010/55).