Received: 20 September 2021
Accepted: 25 January 2022
First Online: 2 February 2022
: All the methods and procedures in this study were carried out by the Declaration of Helsinki and ethical clearance was obtained from the Institutional Ethical Review Board of College of Medicine and Health Sciences, University of Gondar (ref.no 20/01/2018). Assent and informed written consent were obtained from the caretakers. The name or any other identifying information was not recorded on the questionnaire. All information taken from the chart was kept strictly confidential and in a safe place. The information retrieved was used only for the study purpose.
: Not applicable
: The authors declare that they have no competing interests.