Pfizer shot expanded to US children
COVID-19 vaccines finally are headed for more kids as U.S. regulators on Monday expanded use of Pfizer's shot to those as young as 12, sparking a race to protect middle and high sc…
COVID-19 vaccines finally are headed for more kids as U.S. regulators on Monday expanded use of Pfizer's shot to those as young as 12, sparking a race to protect middle and high sc…