Text and Data Mining valid from 2019-11-08
Received: 16 May 2018
Accepted: 15 October 2019
First Online: 8 November 2019
Ethics approval and consent to participate
: This study was approved by Health Research Ethical Committee (HREC) of the University of Calabar Teaching Hospital. Oral informed consent was obtained from the participants and same was approved by the ethics committee.
: Not applicable.
: The authors declare that they have no conflict of interest.