Tsehay, Binalfew
Shitie, Desalegn
Lake, Akilog
Abebaw, Erimiyas
Taye, Amisalu
Essa, Enatinesh
Article History
Received: 29 June 2019
Accepted: 3 August 2019
First Online: 9 August 2019
Ethics approval and consent to participate
: We took ethical approval from the institutional review board of the school of medicine, Debre Markos University. Voluntary written informed consent to take part into the study was obtained after which we continued data collection. That is parental consent has been obtained.
: Not applicable.
: The authors declare that they have no competing interests.