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Continue to ChatCOVID-19 vaccine "90 percent effective," Pfizer to apply to FDA in November https://www.newsweek.com/covid-19-vaccine-90-effective-pfizer-1545983
COVID-19 vaccine "90 percent effective," Pfizer to apply to FDA in November https://www.newsweek.com/covid-19-vaccine-90-effective-pfizer-1545983