NBC News: Pfizer says booster in children 5-11 raises antibodies against omicron

NBC News: Pfizer says booster in children 5-11 raises antibodies against omicron. “A booster dose of the Pfizer-BioNTech Covid-19 vaccine raised antibody levels in children ages 5 to 11, the company said Thursday. The additional shot, given six months after the two-dose primary series, led to a sixfold increase in antibodies against the original strain of the coronavirus.”

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