Funding for this research was provided by:
consortium for advanced research training in africa (B 8606.R02)
nihr–wellcome trust partnership for global health research international training fellowship (216448/Z/19/Z)
bill and melinda gates foundation (OPP1177156)
howard hughes medical institute (OPP1099295)
deltas africa initiative (107768/Z/15/Z)
Received: 16 July 2021
Accepted: 6 October 2021
First Online: 23 October 2021
: Not applicable.
: Permission to publish was granted by NIMR, Ref. No: NIMR/HQ/P.12 VOL XXXII/.
: The authors declare that they have no competing interest.