BA.5

Omicron boosters better at preventing COVID infection than previous shots: CDC

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BQ.1, BQ.1.1 push BA.5 out as the dominant omicron subvariant in U.S.

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Moderna’s bivalent COVID booster triggers better antibody response against BA.4, BA.5 omicron variants

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Pfizer Says Updated Booster Shot Sparks Stronger Immune Response Versus Original Vaccine—As Uptake Slows Drastically

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Health Canada approves Moderna’s bivalent COVID-19 booster for BA.4, BA.5 subvariants – National | Globalnews.ca

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BQ.1 COVID-19 variant becomes increasingly prevalent in US infections: CDC

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