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Lancet posts Oxford Vaccine Group preprint study on how the timing of the booster dose of its Oxford-AZ vaccine affects the immune response and efficacy for people 18-55 years of age.
Medical Mythbusting Commentary for February 4, 2021 Source:U.K. says new study vindicates delaying 2nd AstraZeneca shot Reference:Single Dose Administration, And The Influence Of The Timing Of The Booster Dose On Immunogenicity and Efficacy Of ChAdOx1 nCoV-19 (AZD1222) Vaccine