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Infectious disease

In medicine, infectious disease or communicable disease is disease caused by a biological agent such as by a virus, bacterium or parasite.

This is contrasted to physical causes, such as burns or chemical ones such as through intoxication.

Note: This article excerpts material from the Wikipedia article "Infectious disease", which is released under the GNU Free Documentation License.

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last updated on 2014-10-24 at 7:56 am EDT

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