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Katengua-Thamahane E, Engelbrecht AM, Esterhuyse AJ, Van Rooyen J.Katengua-Thamahane E, et al. Among authors: esterhuyse aj.Cardiol Res Pract. 2012;2012:392457. doi: 10.1155/2012/392457. Epub 2012 Oct 3.Cardiol Res Pract. 2012.PMID: 23082275Free PMC article.