Received: 1 April 2020
Accepted: 10 August 2020
First Online: 2 November 2020
Ethics approval and consent to participate
: Ethical approval was obtained from the Health Research Ethics Committee of Ahmadu Bello University Teaching Hospital, Shika-Zaria, Nigeria (ABUTH/HREC/X9/2016), and written informed consent was obtained. Participation was voluntary and confidentiality was maintained throughout the study.
: Not applicable.
: The authors declare that they have no competing interests.