community health pt 2

Epidemiologists conduct investigations to better understand how disease is distributed in the population and what determines who gets sick and who does not.Name 2 types of studies conducted by Epidemiologists.Describe each type and give an example of when these type of investigations/studies are usedDescribe in your own works Criteria of Causation and how it relates to exposure and a suspected risk factorIn a minimum of 250 words please list and compare several of the differences.

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