IFTTT NYT > Top Stories In a trial, Pfizer-BioNTech’s low-dose shot did not provoke an adequate immune response in 2- to 5-year-olds. by bilal on December 17, 2021 0 Comment SHARE Calling the vaccine a “three-dose series,” the company now plans to test three doses of its vaccine in children ages six months to 17 years. from NYT > Top Stories
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