Study finds extended interval for Pfizer/BioNTech vaccine boosts immune response

Woman receiving vaccine

The latest results of the Protective Immunity from T cells to COVID-19 in Health workers (PITCH) study, published in preprint on 23 July, show that a longer interval between administration of the first and second doses of the Pfizer/BioNTech COVID-19 vaccine offers beneficial effects for the immune response to COVID-19.

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