Published on in Vol 21, No 6 (2019): June
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/10924, first published
.
1 Department of Public Health, University of Copenhagen, Copenhagen, Denmark
2 Faculty of Health, Arts and Design, Swinburne University of Technology, Hawthorn, Australia
3 Region Zeeland, Sorø, Denmark