Published on in Vol 7, No 2 (2018): February
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/8799, first published
.
1 Department of Vascular Surgery, Hospital Lillebaelt, University of Southern Denmark, Kolding, Denmark
2 Department of Vascular Surgery, Viborg Hospital, Viborg, Denmark
*these authors contributed equally