Received: 15 January 2020
Accepted: 6 May 2020
First Online: 19 May 2020
Ethics approval and consent to participate
: Ethical clearance for this study was obtained from the Ethical review board of the University of Nigeria Teaching Hospital Enugu. Written and verbal consent (captured in the tape recorder) was obtained from the respondents. The reason for the verbal consent was because some of the respondents preferred given consent verbally to signed written consent. The ethics committee approved this procedure.
: Not applicable.
: The authors declare that they have no competing interests.