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Jacobson, B.; Khan, A.; Shulman, A.; Segal, B.; Mayne, E.; Bekker, L.-G.; Sanne, I.; Gray, G. Heterologous Vaccination of BNT162b2 in Ad26. COV2.S-Vaccinated Healthcare Workers Elicits Long-Term Humoral Immune Response. S Afr Med J 2022, 112 (10), 828-837. https://doi.org/10.7196/SAMJ.2022.v112.i11.16614.