Received: 27 February 2020
Accepted: 30 October 2020
First Online: 11 November 2020
Ethics approval and consent to participate
: The study was ethically approved by the internal review board (IRB) of the School of Public Health, Makerere University called the Higher Degrees, Research and Ethics Committee given protocol number 404. Written informed consent, was obtained from all participants.
: Not Applicable.
: The authors declare that they have no competing interests.