Variant

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Visits will be limited to "exceptional cases" and must be agreed in advance, hospital bosses say. ...
After conducting an initial genetic analysis of more than 200 available sequences of the omicron variant, including those from South Africa, Asia and Europe, the biotechnology giant has found no new mutations present in the strain that are expected to alter the viral RNA polymerase compared to previous COVID-19 variants. ...
President Biden announced his administration's plans to combat the spread of the omicron variant of Covid-19 including renewed pushes for booster vaccinations during a visit to the National Institutes of Health. ...
Dr. Anthony Fauci said the first confirmed case of the "Omicron variant" of COVID-19 had been identified in California. ...

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