Text and Data Mining valid from 2020-03-27
Received: 29 October 2019
Accepted: 17 March 2020
First Online: 27 March 2020
Ethics approval and consent to participate
: The ethical clearance for the survey was approved by Ethical Review Board of Central Statistical Agency (CSA), Ethiopia and all participants who agreed to take part in the survey signed a consent form. For the minor participants, verbal informed consent was obtained from one of their guardians and the parental consent was witness by CSA Officers. The first author was granted permission from CSA through its data manager to use the CSA data via on line form.
: Not applicable.
: The authors declare that they have no competing interests.