Funding for this research was provided by:
United States Agency for International Development (RFA-656-16-00004)
Received: 18 June 2021
Accepted: 26 September 2021
First Online: 12 October 2021
: The study was reviewed and approved by the National Bioethics Committee for Health of Mozambique (CNBS—IRB00002657) on December 13, 2017, (Ref. 516/CNBS/17). The Office of the Associate Director for Science in the Center for Global Health at Centers for Disease Control and Prevention (CDC) determined the work to be a non-engaged research activity without requirement for CDC IRB review (Ref. 2017-361).
: Not applicable.
: The authors declare that they have no competing interests.