Funding for this research was provided by:
Eck Institute for Global Health, University of Notre Dame (Pilot project grant)
National Institute for Communicable Diseases (90932)
DST/NRF South African Chairs Initiative (64763)
Text and Data Mining valid from 2020-02-24
Received: 26 July 2019
Accepted: 17 February 2020
First Online: 24 February 2020
Ethics approval and consent to participate
: The research represented in this article did not require clearance from the Human research Ethics Committee. Waiver no: AREC-101210-002.
: Not applicable.
: The authors declare that they have no competing interests.