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Figure 2. Percentage (95%CI) of subjects who achieved seroresponse 1 mo after immunization with MenACWY-CRM197. Seroresponse was defined as the percentage of subjects with post-vaccination hSBA ≥ 1:8 in subjects with a pre-vaccination hSBA < 1:4, and at least a 4-fold increase in post-vaccination hSBA in subjects with pre-vaccination hSBA ≥ 1:4.
