Omicron BA.2.12.1 - US dominate form,100,000 cases daily
Another Omicron subvariant, known as BA.2.12.1, has become the dominant form among new U.S. virus cases
"BA.2.12.1 spreads more rapidly than previous versions of Omicron including the form which sent U.S. cases soaring over the winter. The new version evolved from BA.2, which itself was more contagious than any variant that came before it. New York State health officials said mid-April that the Omicron subvariants known as BA.2.12 and BA.2.12.1 accounted for more than 90 percent of new cases in central New York State."
"BA.2, which still makes up about 39 percent of new U.S. cases,..."
VitaminDWiki - Virus mutations (BA: .2, .4, .5, .2.12.1) can be more infectious and ignore previous immunity – May 1, 2022
VitaminDWiki – COVID-19 treated by Vitamin D - studies, reports, videos
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