Tsabedze, Nqoba, Sarah Kraus, Jens Hitzeroth, Mpiko Ntsekhe, Martin Mpe, and Makoali Makotoko. “COVID-19 and Heart Failure”. SA Heart Journal 17, no. 2 (November 3, 2020). Accessed October 8, 2025. https://www.journals.ac.za/SAHJ/article/view/4378.