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4. www.ama-assn.org › topics › covid-19-variantsCOVID-19 Variants | American Medical Association

   www.ama-assn.org › topics › covid-19-variants

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   May 15, 2024 · The SARS-CoV-2 variants are classified into four groups: new variants of concern, variants of high consequence, variants being monitored and variants of interest. The AMA has developed FAQs and resources that look at the latest COVID variants of concern and guidance on how many COVID variants are there.

5. coronavirus.jhu.edu › dataTracking - Johns Hopkins Coronavirus Resource Center

   coronavirus.jhu.edu › data

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   The Search For Covid-19 Variants. Sequencing the genome of SARS-CoV-2 allows scientists to identify emerging variants. Variant surveillance helps determine if emerging mutations are rendering the virus more contagious or resistant to existing vaccines and medicines.

6. www.paho.org › en › coronavirus-disease-covid-19Coronavirus disease (COVID-19): Variants of SARS-COV-2 / Q&A

   www.paho.org › en › coronavirus-disease-covid-19

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   What are variants of SARS-COV-2, the virus that causes COVID-19? It is normal for viruses to change and evolve as they spread between people over time. When these changes become significantly different from the original virus, they are known as “variants.”

7. ceal.nih.gov › sites › defaultAnswers) About COVID-19 Variants - National Institutes of Health

   ceal.nih.gov › sites › default

   the COVID-19 pandemic. Virus variants can be passed from one person to . another. COVID-19 vaccines protect people against . severe illness, including disease caused by Delta and other variants circulating in the U.S. Why do new COVID-19 variants keep emerging? It is normal for a virus like SARS-CoV-2, which . causes COVID-19, to evolve into ...

8. www.nejm.org › doi › fullNew SARS-CoV-2 Variants — Clinical, Public Health, and ...

   www.nejm.org › doi › full

   Mar 24, 2021 · Across the world, there are multiple variants of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the virus that causes coronavirus disease 2019 (Covid-19). SARS-CoV-2...

   • Author: Salim S Abdool Karim, Tulio de Oliveira

   • Publish Year: 2021

9. hms.harvard.edu › news › present-future-covid-variantsThe Present and Future of COVID Variants - Harvard Medical School

   hms.harvard.edu › news › present-future-covid-variants

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   Aug 5, 2021 · In fact, variants have continued to develop and spread since the emergence of delta. The World Health Organization has designated variants Eta, Iota, Kappa, and Lambda “variants of interest” and is tracking 13 additional variants that originated in the U.S., Brazil, the Philippines, Indonesia, Colombia, and other nations.

10. www.who.int › publications › mUpdate 84: Current COVID-19 situation: overview of SARS-CoV-2 ...

    www.who.int › publications › m

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    Feb 23, 2023 · 23 February 2023. | Technical document. Download (1.7 MB) Overview. An overview of the evolving COVID-19 situation and the new SARS-CoV-2 variants and what it means for the public. For more updates, please visit EPI-WIN updates page here. WHO Team. Epidemic and Pandemic Preparedness and Prevention (EPP) Number of pages. 9.