Received: 21 August 2020
Accepted: 24 November 2020
First Online: 17 December 2020
Ethics approval and consent to participate
: This study was conducted with permission from the College of Medicine and Health Sciences, Academic, and Research Directorate (Ref No.: MTU/CHS/996/12). Nonetheless, as the data used for this particular study was secondary type, the consent to participate was not applicable.
: Not applicable.
: The authors declare that there is no competing interest.