Received: 11 December 2019
Accepted: 25 March 2020
First Online: 14 April 2020
Ethics approval and consent to participate
: Ethical clearance was obtained from the Institutional Health Research Ethics Review Committee of the College of Health and Medical Sciences, Haramaya University. Following approval, a written official letter of cooperation was given to the regional health Bureaus and facilities. Informed written consent was obtained from all participants. Furthermore, confidentiality was assured throughout the process.
: Not applicable.
: The authors declare that they have no competing interests.