Funding for this research was provided by:
National Institutes of Health (D43TW010075, U19AI089683, K24AI114996)
Received: 11 April 2020
Accepted: 17 June 2020
First Online: 29 June 2020
Ethics approval and consent to participate
: This study was approved by the independent Institutional Review Boards (IRB) of the University of Malawi College of Medicine, the University of Maryland, Baltimore, and Michigan State University. Informed consent was obtained for all individuals included in this study.
: Not applicable
: The authors declare that they have no competing interests.