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Authors
Owusu Sekyere, Emmanuel http://orcid.org/0000-0001-7472-3779
Hardcastle, Timothy Craig
Sathiram, Ronisha
Tlou, Boikhutso
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Article History
Received: 9 January 2020
Accepted: 30 January 2020
First Online: 22 April 2020
Competing interest
: The authors declare that they have no competing interests.
: Not applicable.
: The study was approved by the Biomedical Research Ethics Committee of University of Kwazulu Natal, South Africa, on the 1st September 2015 with a reference; BE263/16. The Committee was chaired by Prof Tsoka-Gwegweni.
: An informed consent was obtained from all participants prior to participation in the study.
