character: Centers for Disease Control and Prevention (CDC)
topic: Vaccination Programs and Recommendations
grade: 10
subject: Biology
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character: World Health Organization (WHO)
topic: Global Vaccination Strategies
grade: 10
subject: Biology
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character: American Academy of Pediatrics (AAP)
topic: Childhood Immunization Guidelines
grade: 10
subject: Biology
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character: National Institutes of Health (NIH)
topic: Research on Vaccine Efficacy
grade: 10
subject: Biology
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