Serum tests including neutralization test, immune recall responses, and anti HAV IgG were performed 10 years after the initial immunization.
部分研究对象作血清中和试验、免疫回忆反应及免后10年抗体检测。
WHO and its partners are currently assessing the impact of these initial mass immunization campaigns, including their safety and efficacy.
世卫组织及其合作伙伴目前正在评估这些初始阶段的大规模免疫运动带来的影响，包括其安全性和效力。
WHO and its partners are currently assessing the impact of the initial mass immunization campaigns, including their safety and efficacy.
世卫组织及其合作伙伴正在评估最初大规模免疫接种运动的影响，包括其安全性和有效性。
WHO and its partners are currently assessing the impact of the initial mass immunization campaigns, including their safety and efficacy.
世卫组织及其合作伙伴正在评估最初大规模免疫接种运动的影响，包括其安全性和有效性。
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