Published on in Vol 23, No 2 (2021): February
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/18311, first published
.
1 Department of Nutrition and Public Health, University of Agder, Kristiansand, Norway
2 Department of Marketing, Innovation and Organisation, Ghent University, Ghent, Belgium
3 Institute for Physical Activity and Nutrition, Deakin University, Geelong, Australia