Reda, Souheil
Ahl, Rebecka
Szabo, Eva
Stenberg, Erik
Forssten, Maximilian Peter
Sjolin, Gabriel
Cao, Yang
Mohseni, Shahin http://orcid.org/0000-0001-7097-487X
Funding for this research was provided by:
Örebro University
Article History
Received: 8 September 2020
Accepted: 15 December 2020
First Online: 22 December 2020
Ethics approval and consent to participate
: Ethical approval was granted by the Regional Review Board (Ref. 2018–361, Uppsala County, Sweden). This study was exempt from patient consent by the ethical board due to it retrospective nature using only pre-collected data from a national quality registry in which patients have already consented.
: Not applicable.
: The authors declare no conflicts of interest. Senior author S. Mohseni is associate editor for BMC Surgery.