Higher Medical College of the city of Zhezkazgan employees began revaccination

A booster shot is a booster shot. It is carried out with the same purpose as in the first case - to help the immune system fight the virus and prevent illness, since it weakens over time. According to various sources, and due to the inoculated infection, it disappears after 6-9-12 months.

Higher Medical College of the city of Zhezkazgan employees began revaccination.

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