Article History
Received: 12 December 2017
Accepted: 20 December 2018
First Online: 8 January 2019
Authors’s information
: Not applicable.
: The procedures and protocols of the study were approved by the Research Ethics Committee of the College of Medical Sciences, University of Benin, Benin City.
: Not applicable.
: The authors wish to state that there are no competing interests associated with this publication and there has been no significant financial support for this work that could have influenced its outcome.
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