Funding for this research was provided by:
National Institutes of Health (AI069501)
Received: 21 November 2017
Accepted: 2 May 2018
First Online: 15 May 2018
Ethics approval and consent to participate
: Ethical approval was granted by the Makerere Research and Ethics Committee (MREC #2011–247), the Uganda National Council of Science and Technology (HS 1135), Rutgers University IRB (formerly University of Medicine and Dentistry of New Jersey) (Pro2012001666) and Johns Hopkins University IRB (NA_00074406). All participants provided written informed consent.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.