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Table of Contents Introduction Study Designs in Epidemiology Observational Study Design  Descriptive Studies   Ecologic…

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^^^WATCH TO LEARN MORE ^^^ In the field of epidemiology, understanding the metrics that quantify disease frequency and…

Table of Contents Introduction Relative Risk (Risk Ratio) Rate Ratio Odds Ratio (OR) Attributable Risk (Risk Difference…

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A Forgotten Air Filter and a Catastrophic Outbreak In the spring of 1979, a lab worker in Sverdlovsk, USSR made a sim…

Introduction Ebola is a rare but extremely dangerous disease that has caused terror and devastation in various par…

Epidemiology, as defined, involves the examination of health-related conditions or occurrences within defined populatio…