Pfizer asks US regulators to authorize COVID-19 booster shots for all adults
Pfizer asks US regulators to authorize COVID-19 booster shots for all adults
WASHINGTON -- Pfizer asks US regulators to authorize COVID-19 booster shots for all adults.
Pfizer asks US regulators to authorize COVID-19 booster shots for all adults
WASHINGTON -- Pfizer asks US regulators to authorize COVID-19 booster shots for all adults.