Covid vaccine: Pfizer says it's '94% effective in over-65s' - BBC News
Covid vaccine: Pfizer says it's '94% effective in over-65s' - BBC News The jab works equally well in people of all ages and ethnicities, further data suggests.covid-19LINK
Covid vaccine: Pfizer says it's '94% effective in over-65s' - BBC News The jab works equally well in people of all ages and ethnicities, further data suggests.covid-19LINK