OK vaccine for kids under 5, Pfizer asks
WASHINGTON -- Pfizer on Tuesday asked the U.S. to authorize extra-low doses of its covid-19 vaccine for children younger than 5, potentially opening the way for the very youngest A…
WASHINGTON -- Pfizer on Tuesday asked the U.S. to authorize extra-low doses of its covid-19 vaccine for children younger than 5, potentially opening the way for the very youngest A…