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    Home > Food News > Nutrition News > How long is the Covid-19 vaccine valid for?

    How long is the Covid-19 vaccine valid for?

    • Last Update: 2022-09-13
    • Source: Internet
    • Author: User
    Tags

    human body skin

    nitrogen human body
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    People's Daily Online, Beijing, March 28 (Reporter Yang Di) Today, the Joint Prevention and Control Mechanism of the State Council held a press conference on the situation of new crown vaccination


    "Regarding the validity period of vaccines, vaccines that have been developed for a relatively long time are subject to observation and research to evaluate how long their effective protection period is


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