Knudtzen, Fredrikke Christie http://orcid.org/0000-0001-8348-7819
Nilsson, Anna Christine
Hovius, Joppe W.
Skarphedinsson, Sigurdur
Funding for this research was provided by:
Syddansk Universitet
Region of Southern Denmark (18/50638/73)
Østifterne Foundation (19-063)
A. J. Andersen og hustrus Fond (01737-0005/JEB)
Article History
Received: 14 January 2020
Accepted: 5 March 2020
First Online: 14 March 2020
Compliance with ethical standards
: ICMJE forms for all authors are attached.
: The authors declare that they have no conflicts of interest.
: The study was approved by the Danish Data Protection Agency (j.nr.19/4365) and as a quality development project at Odense University Hospital (j.nr.18/6688). The Danish National Committee on Health Research Ethics stated that no approval was required therefrom (j.nr.2019-2000-12).
: As this was a retrospective study, no individual patient consent was required. This was stated at approval by the Danish Data Protection Agency (j.nr.19/4365) and Odense University Hospital (j.nr.18/6688).