WebMD's Chief Medical Officer, John Whyte, MD, MPH, announces the expansion of Pfizer's COVID-19 vaccine EUA for children ages 12-15. Find more at WebMD: [ Ссылка ]
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WebMD's Chief Medical Officer, John Whyte, MD, MPH, announces the expansion of Pfizer's COVID-19 vaccine EUA for children ages 12-15. Find more at WebMD: [ Ссылка ]