Tahir S Pillay

Jan 16, 2025 | jcp.bmj.com | Daniel Hoffmann |Catherine M. Worsley |Tahir S Pillay |A Visser

AbstractAims Concerns over population-level immunity have been heightened with each successive wave of COVID-19, prompting questions about whether it is primarily derived from vaccination efforts or from previous natural infections with the virus. We wished to determine the seroprevalence of SARS-CoV-2 antibodies among healthcare workers (HCWs) in Pretoria (Tshwane), South Africa, and to establish whether they were derived from vaccination or natural infection.