- Pfizer CEO says coronavirus vaccine could be distributed to Americans before year’s endFox Business
- Pfizer CEO says company will know if vaccine works by end of OctoberFace the Nation
- Pfizer coronavirus vaccine could be given to Americans before end of the year, CEO saysCNBC
- Pfizer, BioNTech look to expand late-stage COVID-19 vaccine trialFox Business
- Pfizer and BioNTech Plan to Increase Size of Their Coronavirus Vaccine Clinical TrialMotley Fool
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