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Famewo EB, Clarke AM, Wiid I, Ngwane A, van Helden P, Afolayan AJ.Famewo EB, et al. Among authors: afolayan aj.Afr Health Sci. 2017 Sep;17(3):780-789. doi: 10.4314/ahs.v17i3.21.Afr Health Sci. 2017.PMID: 29085406Free PMC article.