Funding for this research was provided by:
Text and Data Mining valid from 2019-11-21
Received: 30 August 2019
Accepted: 12 November 2019
First Online: 21 November 2019
Ethics approval and consent to participate
: Ethical approval was obtained from the University of Nigeria Teaching Hospital Ethical Review Board before the commencement of the study. Other ethical considerations for conducting research; informed consent, maintaining anonymity, ensuring confidentiality and voluntary participation were also observed during primary data collection and analysis.
: Not applicable.
: The authors declare that they have no competing interests.