- Sen. Steve Daines participates in Pfizer COVID-19 vaccine trial, tests positive for antibodiesFox News
- Immunologist: “There are dark days ahead” despite COVID vaccine progressCBS News
- Wednesday, November 18, 2020Kaiser Health News
- Sorry, America. Vaccines won’t end the pandemic anytime soon. | OpinionThe Philadelphia Inquirer
- Pfizer and BioNTech say final analysis shows coronavirus vaccine is 95% effective with no safety concernsCNN
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