Spacing Pfizer COVID shots boosts antibody levels after initial drop -study By Reuters
LONDON (Reuters) - A longer gap between doses of Pfizer (NYSE:PFE)'s COVID-19 vaccine leads to higher overall antibody levels than a shorter gap, a British study found on Friday, but there is a sharp drop in antibody levels after the first dose. The study might help inform vaccination strategies against the Delta variant, which reduces the effectiveness of a first dose of COVID-19 vaccine even though two doses are still protective. "For the longer dosing interval ...
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