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Article History

Received: 5 August 2019

Accepted: 12 November 2020

First Online: 18 November 2020

Ethics approval and consent to participate

: The study was conducted in accordance with the ethical Declaration of Helsinki and approved by the University of Gondar Institutional Review Board. Ethical clearance was obtained from the University of Gondar, college of medicine and health sciences school of medicine ethical review committee. The ethical review committee read the proposal and they believed that, the data collection process have no harm on the participants of the study and permitted the researchers to collect data with informed verbal consent only. The data were collected by using interview administered structured questionnaire and also there was no invasive examination procedure done on the participants for the sake of this research. Thus, after explaining the purpose and importance of the research, informed verbal consent was obtained from each respondent. Every participant had a full right to or not to participate in this research. For the sake of confidentiality the respondent’s name and personal identity were not asked and recorded on the questionnaire. After collecting the data every participant was advised to visit the eye care unit for ophthalmic evaluation. The data is securely locked so that no one can access it except the researchers.

: Not applicable.

: The authors declare that they have no competing interests.