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Unit 2

Unit 2 Outline [pdf] | Unit 2 Content Primer [pdf] | Student Site
 
What does it mean to have an infectious disease?

When a group of people develops a set of symptoms, how do you know if this is an infectious disease rather than an environmental toxin? This unit focuses on the process of defining a disease as infectious, and highlights the difficulty and ambiguity. It also emphasizes the difference between correlation and causation.

 
Unit 1 Overview || Unit 3 Overview >