Bisi-Onyemaechi, Adaobi I.
Okafor, Henrietta U.
Ughasoro, Maduka D.
Article History
Received: 2 November 2017
Accepted: 24 May 2018
First Online: 27 July 2018
Ethics approval and consent to participate
: This was obtained from both the National Health Research and Ethics committee and the Institutional Health Research and Ethics Committee of the University of Nigeria Teaching Hospital Enugu. Both verbal and written informed consents were obtained from household heads before they were enrolled in the study.
: The authors declare that they have no competing interests.
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