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nbsp;"What we learned is that the high percent efficacy against severe disease as well as complete protection against death and hospitalization was basically the key finding," he added. s lab ultra 5 PFIZER VACCINE BELIEVED TO BE EFFECTIVE ON CORONAVIRUS VARIANTS: WHAT TO KNOWPfizer and BioNTech already vouched confidence in their COVID-19 vaccines ability to protect against new variants. s lab ultra 5 And I just would like this committee to know that this senator has full confidence that [Mayorkis] will provide positive leadership and strongly urge this committee to support his nomination. s lab ultra 5 Doug Heye, a veteran GOP strategist and former Republican National Committee communications director, argued that nowadays in politics, "everything is about demonstrating that you can fight. s lab ultra 5