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Category:Vaccines
A vaccine is an antigenic preparation used to produce active immunity to a disease, in order to prevent or ameliorate the effects of infection by any natural or "wild" strain of the organism.
Subcategories
There are 3 subcategories in this category, which are shown below. More may be shown on subsequent pages.
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Pages in category "Vaccines"
There are 35 pages in this section of this category.
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M cont.
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