Article History
Received: 31 August 2020
Accepted: 16 November 2021
First Online: 27 November 2021
Declarations
:
: Ethical clearance was obtained from the Ethical review committee of the Institute of public health, University of Gondar. All methods were performed following the relevant guidelines and regulations. Permission to conduct the research was obtained from the Gondar city administration. Written Informed consent was obtained from respondents who were selected to participate in the study after explaining the purpose of the study.
: Not applicable.
: The authors declare that they have no competing interests.