• The vaccination rate for herd immunity varies by disease, but usually falls between 85% and 95%.

    不同疾病群体免疫接种率要求不同,通常应在85%到95%之间

    youdao

  • Objective:In order to study success rate of diphtheria vaccination of children in Fuzhou City.

    目的了解福州市儿童白喉预防接种成功率情况。

    youdao

  • Objective:In order to study success rate of diphtheria vaccination of children in Fuzhou City.

    目的了解福州市儿童白喉预防接种成功率情况。

    youdao

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