character: Professor Mark Lee
topic: The Role of Antibodies in Vaccine Efficacy
grade: 9
subject: Biology
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character: Dr. Sarah Lopez
topic: Understanding How Vaccines Work
grade: 9
subject: Biology
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character: Dr. Emily Chen
topic: Immune Response and Vaccination
grade: 9
subject: Biology
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character: Professor John Smith
topic: The Importance of Antibodies in Immunity
grade: 9
subject: Biology
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