Funding for this research was provided by:
Commonwealth Scholarship Commission (TZCN-2018-358)
Received: 19 November 2019
Accepted: 2 June 2020
First Online: 12 June 2020
Ethics approval and consent to participate
: The study was approved by the MUHAS Research Ethics Committee. Written consent was sought from the participants prior to the conduct of the study. The study involved research participants who are 18 years and older to ensure that all participants have reached the legal age to consent.
: Not applicable.
: The authors declare that no conflicting financial interests exist.