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. 2022 Oct 12;130(1):67–73. doi: 10.1016/j.anai.2022.10.003

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SARS-CoV-2 S-RBD IgG trajectory after 2-dose (primary series) and 3-dose (booster) COVID-19 mRNA vaccine series. (A) IgG levels in the pre-vaccine, early and late windows. (B) Regression analysis of longitudinal paired samples. Bold lines indicate regression slopes and shaded area 95% confidence intervals. COVID-19, coronavirus disease 2019; d, day; IgG, immunoglobulin G; mRNA, messenger RNA; SARS-CoV-2, severe acute respiratory syndrome coronavirus 2; S-RBD, spike receptor-binding domain.