Makotoko, M., R.A. Plaatjies, M. Swart, and J.H.A. Venter. “A Cardiac Paraganglioma”. SA Heart Journal 8, no. 1 (April 6, 2017): 60–61. Accessed October 8, 2025. https://www.journals.ac.za/SAHJ/article/view/1926.