character: Florence Nightingale
topic: Historical Contributions to Disease Prevention
grade: 10
subject: Science
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character: Louis Pasteur
topic: Germ Theory and Vaccination
grade: 10
subject: Science
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character: Edward Jenner
topic: Smallpox Vaccination
grade: 10
subject: Science
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character: John Snow
topic: Cholera and Public Health
grade: 10
subject: Science
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