Funding for this research was provided by:
Bill and Melinda Gates Foundation (OPP1160258)
Received: 10 November 2021
Accepted: 2 February 2022
First Online: 22 February 2022
: This study was approved by the University of Botswana, Botswana Ministry of Health and Wellness, and Centers for Disease Control and Prevention Institutional Review Boards. Informed consent was obtained from all participants prior to data collection and all methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.