• It is felt the killed vaccine either neutralize the remaining maternal antibody or just more easily starts the development of immunity.

    灭活可以中和剩余母源抗体易于激活机体免疫力产生。

    youdao

  • It is felt the killed vaccine either neutralize the remaining maternal antibody or just more easily starts the development of immunity.

    灭活可以中和剩余母源抗体易于激活机体免疫力产生。

    youdao

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