>Pfizer and Moderna vaccines prove 92 percent effective with just 1st dose
SHOULD BE
Pfizer and Moderna vaccines prove 92 percent effective FOR A COUPLE MONTHS with just 1st dose
>Pfizer and Moderna vaccines prove 92 percent effective with just 1st dose
SHOULD BE
Pfizer and Moderna vaccines prove 92 percent effective FOR A COUPLE MONTHS with just 1st dose