Key symptoms and incubation period.

• Describe the key symptoms and incubation period.
• Describe each step of an outbreak investigation.
• Explain the relevancy of the three questions that Dr. Greenberg and Dr. Pellitteri asked the patients.
• Explain the relevancy of the three questions that the epidemiologists asked the Eclipse Cafeteria employees.
• Identify the final culprit and how it was discovered.