Funding for this research was provided by:
United States Agency for International Development (AID-OAA-A-12-00047)
Received: 14 January 2021
Accepted: 22 March 2021
First Online: 8 April 2021
: The Ethics and Research Committee of the MOHS, Sierra Leone granted ethical approval to conduct this study.
: Not applicable.
: The authors declare that they have no competing interests.