Rukasha, I, et al. “Determination of Anti-COVID-19 IgG and IgM Seroprevalence Among Pregnant Women at Pietersburg Hospital, Limpopo Province, South Africa”. South African Medical Journal, vol. 114, no. 3, Mar. 2024, p. e702, https://doi.org/10.7196/SAMJ.2024.v114i3.702.