Funding for this research was provided by:
Received: 3 May 2021
Accepted: 28 November 2021
First Online: 9 December 2021
: This study was reviewed and approved by institutional review board (IRB) of Amhara Regional Public Health Institute with ref: APHI/HRTTD/03/341/2019).
: Not applicable.
: All the authors declare that they have no competing interest.