What is vaccination?

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Vaccination, pathogens, antigens proteins are directly injected into the body in its very small quantity and body show primary immune response and protect the body from harmful infection.

kratos · Answer 1 · 2020-02-06T18:03:19+0000

Vaccination, pathogens, antigens proteins are directly injected into the body in its very small quantity and body show primary immune response and protect the body from harmful infection.

What is vaccination?

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What is vaccination?

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