Article History
Received: 22 February 2020
Accepted: 12 August 2020
First Online: 17 August 2020
Change Date: 29 September 2023
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/s13756-023-01298-w
Ethics approval and consent to participate
: Ethical clearance was obtained from Woldia University College of Health Science research and community service office (reference number: WU/RCSO 125/11). Informed consent was obtained from each respondents who participated in the study. Confidentiality was maintained by omitting their personal identifications.
: Not applicable.
: The authors declare that they have no competing interests.