Epidemiological
Studies
- Prepare for field work.
- Establish the existence of an outbreak.
- Verify the diagnosis.
- Construct a working case definition.
- Find cases systematically and record information.
- Perform descriptive epidemiology.
- Develop hypotheses.
- Evaluate hypotheses epidemiologically.
- As necessary, reconsider, refine, and re-evaluate hypotheses
- Compare and reconcile with laboratory and/or environmental studies
- Implement control and prevention measures
- Initiate or maintain surveillance
- Communicate findings
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