Pfizer vaccine may be less effective against South African and UK coronavirus variants, according to Israeli studyBusiness Insider • 04/11/21
Pfizer requests emergency use authorization to administer COVID-19 vaccine to adolescentsFox Business • 04/09/21
European Union Looks To Buy 1.8B Pfizer-BioNTech COVID-19 Vaccine Doses From 2022: ReutersBenzinga • 04/09/21
Pfizer and BioNTech have asked US regulators to make their COVID-19 vaccine available to adolescents ages 12 to 15Business Insider • 04/09/21
Why Didn't Pfizer and BioNTech Stocks Soar After Their COVID Vaccine Achieved 100% Efficacy in Kids?The Motley Fool • 04/08/21
NIH Starts Study On Allergic Reactions Risk To Pfizer/BioNTech, Moderna COVID-19 VaccinesBenzinga • 04/07/21
Pfizer and BioNTech's Coronavirus Vaccine Remains Effective for at Least 6 MonthsThe Motley Fool • 04/01/21
Coronavirus Update: Pfizer and BioNTech say their COVID-19 vaccine is safe and highly effective — including against South Africa variantMarket Watch • 04/01/21
Pfizer Suggests Covid Vaccine Can Tackle South Africa Variant; BioNTech PopsInvestors Business Daily • 04/01/21
Pfizer-BioNtech Vaccine Protects Against South African Variant, ‘Highly Effective' Against Disease For Six Months, Updated Trial Data ShowsForbes • 04/01/21