character: Jonas Salk
topic: Invention of the Inactivated Polio Vaccine
grade: 10
subject: Science
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character: Albert Sabin
topic: Development of the Oral Polio Vaccine
grade: 10
subject: Science
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character: Dr. Thomas C. McDade
topic: Impact of Vaccines on Public Health
grade: 10
subject: Science
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character: Dr. Franklin E. Smith
topic: Vaccine Development in the 20th Century
grade: 10
subject: Science
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