Text and Data Mining valid from 2018-09-18
Received: 6 April 2018
Accepted: 2 September 2018
First Online: 18 September 2018
Ethics approval and consent to participate
: Strict confidentiality was assured and ensured at all times when handling data during all processes of data collection, capturing, analysis and storage. Permission to conduct the study was obtained from the Harare city ethical review board, Joint Research Ethical Committee (Ref: JREC/164/16), and Medical Research Council of Zimbabwe (Ref: MRCZ/ B/1314). Written informed consent was sought and obtained from study participants who were 18 years and above. For participants aged below 18 years assent was obtained and written informed consent was obtained from their parents or guardians.
: Not applicable.
: The authors declare that they have no competing interests.
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