Published on in Vol 9, No 3 (2021): March
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/22916, first published
.
1 Faculty of Science, University of Johannesburg, Johannesburg, South Africa
2 Institute for Intelligent Systems, University of Johannesburg, Johannesburg, South Africa
*all authors contributed equally