Authors
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University of Zululand, South Africa
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University of Zululand, South Africa
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Sefako Makgatho Health Sciences University, Medunsa, South Africa Nelson Mandela University, Port Elizabeth, South Africa
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University of the Free State (Qwaqwa Campus), South Africa
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Sefako Makgatho Health Science University, South Africa
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University of Zululand, Kwa Dlangezwa Campus, Department of Chemistry, Kwadlangezwa, South Africa