Vincent-Onabajo, Grace http://orcid.org/0000-0002-3422-9589
Shaphant, Nyangwae Daniel
Article History
Received: 9 April 2018
Accepted: 27 February 2019
First Online: 18 March 2019
Ethics approval and consent to participate
: Ethics approval was obtained from the Research and Ethical Committee of the University of Maiduguri Teaching Hospital, Maiduguri, Nigeria. Informed consent was obtained from all the participants.
: Not applicable.
: The authors declare that they have no competing interests.
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