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Covid updates: Doctors urge vaccine booster shots as omicron variant continues to spread - 6abc Philadelphia
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COVID-19 vaccine booster dose needed to achieve Omicron-specific neutralisation in nursing home residents - eBioMedicine
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Study: Omicron booster gives significant additional protection against COVID-19 – AZ Dept. of Health Services Director's Blog
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Pfizer, BioNTech say bivalent COVID-19 booster shot performs better against BA.5 omicron subvariant - ABC News
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Responding to Omicron: Aggressively Increasing Booster Vaccinations Now Could Prevent Many Hospitalizations and Deaths | Commonwealth Fund
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