Received: 22 June 2019
Accepted: 1 July 2020
First Online: 6 July 2020
Ethics approval and consent to participate
: The study was approved by Research Ethics Committee of Kano State Ministry of Health. Participants’ consent was obtained after detail explanation of the study to them (this was to seek for their consent and to familiarize ourselves with each other). The consent involved each of the participants signing a consent form.
: Not applicable.
: The corresponding author (Auwal Abdullahi) is an Associate Editor of this journal.