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News - CHMP Recommends Authorisation of Comirnaty Variant (BioNTech/Pfizer) Adapted to Omicron BA.4/BA.5 As Booster Vaccination for Children Aged 5 to 11 Years - Paul-Ehrlich-Institut
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Updated Covid-19 boosters offer protection, but new studies suggest they don't offer an edge against Omicron | CNN
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Pfizer Canada - Another step forward in the fight against COVID-19: Health Canada has authorized COMIRNATY Original & Omicron BA.4/BA.5 (Pfizer-BioNTech bivalent, Omicron BA.4/BA.5-adapted COVID-19 vaccine) as a booster dose for Canadians
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