Duvald, Iben http://orcid.org/0000-0002-9271-0338
Moellekaer, Anders
Boysen, Mathias A.
Vest-Hansen, Betina
Article History
Received: 25 January 2018
Accepted: 31 August 2018
First Online: 5 September 2018
Ethics approval and consent to participate
: The Danish Data Protection Agency (record number 2015–57-0002) approved the study. The study were based on MidtEPJ data, but because all analyses were performed on an anonymous data set, no further approval from the National Committee on Health Research Ethics was required. The study was approved by the Viborg Regional Hospital, Regional Hospital Central Jutland.
: Not applicable.
: The authors declare that they have no competing interests.
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