Published on in Vol 10, No 1 (2022): January
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/22093, first published
.
1 University of Cape Town, Department of Information Systems, Cape Town, South Africa
2 Department of Computer Science and Information Technology, Malawi University of Science and Technology, Limbe, Malawi