Received: 9 February 2020
Accepted: 20 August 2020
First Online: 8 October 2020
Ethics approval and consent to participate
: The Regional Committee of Medical and Health Research Ethics concluded that the study was a quality improvement project and that ethical approval was not necessary (REC number: 2011/1581 D/14.10.2011). The Personal Data Officer (PVO) at the study hospital gave permission for this study to be performed. The informants were sent information about the study together with a questionnaire 1 month postpartum. According to PVO, responding to the questionnaire was regarded as consent to participate in the study.
: Not applicable.
: The authors declare that they have no competing interests.