Received: 5 February 2021
Accepted: 17 May 2021
First Online: 4 June 2021
: The study was approved by the Institutional Review Board of Aklilu Lemma Institute of Pathobiology, Addis Ababa University (Ref No: ALIPB/IRB/002/2017/18). Prior to conduct of the study, a letter of support was obtained from district health offices and meetings were held with community leaders and community members to explain the aims of the study. The aim of the study was explained to the study participants, and an informed written and verbal consents were obtained from each participants and/or parents or guardians for younger children by using an ethical approval and informed consent form approved by the Institutional Review Board. Special informed verbal and written consents were also obtained from selected individuals and groups to use their photos in publications and presentations. All methods were carried out in accordance with relevant guidelines and regulations. The ethical approval and informed consent forms and hard copies of signed consents are securely kept.
: Not applicable.
: The authors declare that they have no competing interests.