Text and Data Mining valid from 2019-04-18
Received: 23 August 2018
Accepted: 31 March 2019
First Online: 18 April 2019
Ethics approval and consent to participate
: Study procedures were approved by the Human Research Ethics Committee (Medical) of University of the Witwatersrand (H17/11/54) and the National Health Research Ethics Committee of Nigeria (NHREC/01/01/2007–16/10/2018). Each participant signed an informed consent form. Respondents were guaranteed utmost confidentiality, privacy and anonymity. Based on the age of some of the participants, permission from parents and guardians was sought and obtained to interview the participants less than 18 years. The voluntary nature of participation was stressed to both participants and parents.
: Not Applicable.
: The author declares that she has no competing interests.
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