US expands COVID-19 boosters, opening extra Pfizer dose to people as young as 16; final hurdle to come
NEW YORK (AP) - US expands COVID-19 boosters, opening extra Pfizer dose to people as young as 16; final hurdle to come.
NEW YORK (AP) - US expands COVID-19 boosters, opening extra Pfizer dose to people as young as 16; final hurdle to come.