Received: 30 April 2020
Accepted: 5 July 2020
First Online: 29 July 2020
Ethics approval and consent to participate
: All representatives of the respective hospitals were informed of the study in written and oral form after which permission was granted. Participants were informed that participation was voluntary and could be withdrawn without consequences. Furthermore, confidentially was guaranteed.Ethics approval applied for and received a waiver by the Swedish Regional Ethical Review Board. (Diary number 2016/1530–31/5).
: Not applicable.
: The authors declare they have no competing interests.