Published on in Vol 9 , No 12 (2020) :December
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/20061, first published
.

1 School of Health, Care and Social Welfare, Mälardalen University, Västerås, SE
2 Center for Clinical Research, Region Västmanland-Uppsala University, Hospital of Västmanland Västerås, Västerås, SE
3 School of Innovation, Design and Engineering, Mälardalen University, Västerås, SE