Funding for this research was provided by:
National Cancer Institute, National Institutes of Health (5R25 CA076023)
National Institute on Minority Health and Health Disparities (T37-MD001448)
Received: 20 November 2019
Accepted: 20 February 2020
First Online: 5 March 2020
Ethics approval and consent to participate
: Prior to its implementation, this study was approved by the Institutional Review Board at the University of Alabama at Birmingham, and the Scientific and Ethics Committee, Ministry of Health and Social Welfare, Swaziland.
: Not applicable.
: The authors declare that they have no competing interests.