Published on in Vol 21, No 12 (2019): December
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/14012, first published
.
1 Medecins Sans Frontieres, Operational Centre Brussels, South African Mission, Khayelitsha, South Africa
2 Centre for Infectious Diseases and Epidemiological Research, University of Cape Town, Cape Town, South Africa
*these authors contributed equally