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Article History

Received: 9 January 2023

Accepted: 24 March 2023

First Online: 6 April 2023

Declarations

:

: This research was performed in accordance with the Helsinki declaration of principles and was approved by the ethical review committee of the University of Gondar. Informed consent was obtained from each study participant. Legally authorized representatives of illiterate participants provided informed consent for the study. Information was provided to each study participant before signing the informed consent on the purpose of the study, data handling, and confidentiality of the information. They were also told that they can withdraw from the study and they had the opportunity to ask questions regarding the study at any time. Confidentiality was ensured by keeping all personnel information anonymous completely. Participants were not forced to participate, nor were they being paid, and participation was entirely voluntary. The lead investigator handled the safety, security, and confidentiality of the collected data. The participants were made aware of this information-handling procedure.

: Not applicable.

: The authors declare no competing interests.