Received: 24 April 2020
Accepted: 21 December 2020
First Online: 18 January 2021
Availability of data and materials
: Supporting data are available on request.
: The protocol of this study was approved by the Ethics Committee of Madonna University Elele Nigeria (the committee’s reference number is not applicable). The verbal consent obtained was approved by the ethics committee. All sampling procedures were in accordance with guidelines of the National Health Research Ethics Committee, Nigeria (ExternalRef removed), and the patients gave consent for their specimens to be used in the study.
: The authors declare no competing interests.