Workineh, Lemma http://orcid.org/0000-0003-0137-3426
Yimer, Mulat
Gelaye, Woyneshet
Muleta, Desalegn
Article History
Received: 1 June 2019
Accepted: 17 July 2019
First Online: 22 July 2019
Ethics approval and consent to participate
: The study was approved by Bahir Dar University, college of medicine and health sciences institutional review board (IRB) (070/18-04). Informed written consent was obtained from the children’s parents and assent was obtained from the children.
: Not applicable.
: The authors declare that they have no competing interests.