Text and Data Mining valid from 2019-04-16
Received: 11 April 2018
Accepted: 30 November 2018
First Online: 16 April 2019
Ethics approval and consent to participate
: Ethical permission was obtained from Nnamdi Azikiwe University Teaching Hospital Ethical Committee (NAUTHEC). The reference cover number is NAUTH/CS/66/VOL.10/29/2017/024. All study participants were given prior information on the nature of the research and informed consent was obtained. The researchers respected anonymity, voluntary participation, and confidentiality of the participants’ responses.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.