Text and Data Mining valid from 2018-07-03
Received: 1 February 2017
Accepted: 25 June 2018
First Online: 3 July 2018
Ethics approval and consent to participate
: Ethical approval for this study was obtained by the data originators from the Nigeria National Ethics Committee (NHREC/2008/07), functioning under the Ministry of Health. An informed consent was obtained from all the study participants after describing to them all the issues related to the study in details at the point of data collection. Each consented participants was made to sign an appropriate agreement form before the interview.
: Not applicable.
: The authors declare that they have no competing interests.
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