character: Pfizer-BioNTech Team
topic: Approval Process of COVID-19 Vaccines
grade: 9
subject: Science
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character: FDA Officials
topic: Vaccine Approval Process Overview
grade: 9
subject: Science
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character: CDC Representatives
topic: Guidelines for COVID-19 Vaccine Distribution
grade: 9
subject: Science
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character: Vaccine Researchers
topic: Clinical Trials and Safety Evaluations
grade: 9
subject: Science
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