Service, C. R. (2021). FDA Approval of the Pfizer-BioNTech COVID-19 Vaccine: Frequently Asked Questions. Congressional Research Service.
Chicago Style (17th ed.) CitationService, Congressional Research. FDA Approval of the Pfizer-BioNTech COVID-19 Vaccine: Frequently Asked Questions. Congressional Research Service, 2021.
MLA (9th ed.) CitationService, Congressional Research. FDA Approval of the Pfizer-BioNTech COVID-19 Vaccine: Frequently Asked Questions. Congressional Research Service, 2021.
Warning: These citations may not always be 100% accurate.
