C.-Y. . Wang, E. Schapkaitz, S. Louw, and B. Jacobson, “Thrombosis and bleeding outcomes with warfarin conversion to rivaroxaban during the COVID-19 pandemic”, S Afr Med J, vol. 115, no. 9, p. e3503, Oct. 2025, doi: 10.7196/SAMJ.2025.v115i9.3503.