Funding for this research was provided by:
Tertiary Education Trust Fund
Received: 6 May 2020
Accepted: 3 November 2020
First Online: 17 November 2020
Ethics approval and consent to participate
: King’s College London (Ref: BDM/13/14–99) and University of Nigeria Teaching Hospital (Ref: UNTH/CSA/329/Vol.5) gave ethical approvals. Verbal and written consent were obtained from all participants. Interested participants signed or thumb printed on the consent forms following a detailed verbal and written explanation of the study, and after being given three days to decide whether to participate in the study.
: Not applicable.
: The authors declare that they have no competing interests.