Pfizer: Covid-19 vaccine for kids ages 5 to 11 is safe and shows ‘robust’ antibody response
Pfizer: Covid-19 vaccine for kids ages 5 to 11 is safe and shows ‘robust’ antibody responsehttps://t.co/4l4OT8R9SG — CNN Breaking News (@cnnbrk) September 20, 2021 https://platform.twitter.com/widgets.js