Pfizer doubles sales of COVID-19 pill to U.S. government to 20 million treatment coursesMarket Watch • 01/04/22
Pfizer to Provide U.S. Government with an Additional 10 Million Treatment Courses of its Oral Therapy to Help Combat COVID-19Business Wire • 01/04/22
CDC Shortens Wait for Booster After Pfizer Doses, No Action Yet on Boosters for TeensBarrons • 01/04/22
FDA approves Pfizer's COVID-19 vaccine booster shot for children ages 12 and upBusiness Insider • 01/03/22
Pfizer and BioNTech Receive U.S. FDA Emergency Use Authorization of COVID-19 Vaccine Booster for Individuals 12 Years of Age and OlderBusiness Wire • 01/03/22
Sinovac's COVID-19 Vaccine With Pfizer Booster Less Effective Against Omicron: ReutersBenzinga • 01/03/22