Received: 26 May 2020
Accepted: 10 August 2020
First Online: 25 August 2020
Ethics approval and consent to participate
: All students signed the informed consent. This study was approved by the institutional Ethics Committee (date 24-02-2016, study code UPO.2015.4.10).
: All authors read the manuscript and agreed to its submission and publication in the Scandinavian Journal of Trauma, Resuscitation and Emergency Medicine.
: The authors declare that they have no competing interests.