Received: 15 May 2017
Accepted: 11 May 2018
First Online: 24 May 2018
Ethics approval and consent to participate
: Ethical clearance was obtained from Research and Ethical Committee of Wolaita Sodo University, School of Public Health. Informed written consent was obtained from each study subjects parents/care givers for their own participation as well as on behalf of children prior to data collection, and the purpose of the study was explained to the respondents in advance. For some respondents, informed verbal consent was taken because they were unable to read or write. Confidentiality of the information and privacy of the respondents was maintained. During the data collection, each study participant (parents/care givers) was informed that their participation was voluntary, and that they could quit from the study any time, even after the interview has started.
: The authors declare that they have no competing interests.
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