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Everything To Know About The Omicron Variant Vs. Delta, Other COVID-19 Strains

The emergence of the Omicron COVID-19 variant adds to a list of variants of concern, according to the WHO. Omicron is the fifth variant to make the list. The health organization has found similarities and differences from other variants of concern like Delta and Alpha including symptoms, transmissibility and mutations. Here's how Omicron compares to other variants of concern.
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