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Anti‐S IgG levels in healthcare workers vaccinated with Coronavac. The evaluation was performed after 28 days of the first dose (1D), 28 days of the second dose (2D), and 6 months after the second dose of CoronaVac (6mA2D). Data were expressed by the concentration AU/ml for median values and the comparisons were performed with the Kruskal–Wallis test and Dunn's multiple testing correction
