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	Efficacy of Current Covid-19 Vaccines against Variant Viruses (NEJM Group) View
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	COVID-19 strains and vaccine efficacy explained \| Coronavirus \| 9 News Australia (9 News Australia) View
	New questions about COVID-19 vaccine efficacy against variant, more mask mandates l GMA (ABC News) View
	Fauci Explains Immunological Basis For mRNA COVID-19 Vaccine Booster Shots (Forbes Breaking News) View
	CDC Director warns COVID-19 vaccine effectiveness has DECREASED (The Hill) View
	COVID-19 Vaccine Efficacy Qu0026A \| Weill Cornell Medicine (Weill Cornell Medicine) View
	COVID-19 vaccines and new variants (ABC News) View