character: Professor Emily Chen
topic: Infectious Diseases and Population Immunity
grade: 10
subject: Science
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character: Dr. Sarah Lee
topic: Vaccine Development and Public Health
grade: 10
subject: Science
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character: Dr. Mark Anderson
topic: Epidemiology and Viral Transmission
grade: 10
subject: Science
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character: Dr. Rachel Patel
topic: Immune Responses to Infectious Agents
grade: 10
subject: Science
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