Funding for this research was provided by:
Received: 17 August 2021
Accepted: 27 August 2021
First Online: 10 September 2021
: The protocol was approved by the national ethics review committees of Burkina Faso (N°2020–12-273), Côte d’Ivoire (16S-20/MSHP/CNESVS-kp), and Guinea (N°104/CNERS/20). It was also approved by the ethics review committee of the WHO (ERC.0003471).A written informed consent will be obtained from all the study participants prior to enrolment.
: Not applicable.
: The authors declared they have no competing interests to report.