Published on in Vol 7, No 2 (2021): Apr-Jun
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/28739, first published
.
1 School of Public Health, Dilla University, Dilla, Ethiopia
2 Institute of Public Health, University of Gondar, Gondar, Ethiopia
3 School of Medicine, University of Gondar, Gondar, Ethiopia