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epidemiologists
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Asked 3/20/2012 12:55:01 PM
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User: epidemiologists

Weegy: Epidemiologists study the frequency and distribution of diseases within human populations and environments.
Expert answered|migzptz|Points 5430|

User: exagenous

Weegy: Exogenous (from the Greek words "exo" and "gignomi", meaning "outside" and "to come to be") refers to an action or object coming from outside a system.
Expert answered|migzptz|Points 5430|

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