Text and Data Mining valid from 2020-04-03
Received: 4 November 2019
Accepted: 2 March 2020
First Online: 3 April 2020
Ethics approval and consent to participate
: The study was approved by the Danish Data Protection Agency (North Denmark region record number 2008-58-0028 and project ID number 2017–128). Likewise, The Danish Patient Safety Authority approved access to prehospital patient medical records (3–3013-2270/1). Finally, the North Denmark Region Committee on Health Research Ethics gave their consent for the project to be initiated without additional feedback.
: Not applicable.
: The authors declare that they have no competing interests.