Delta Variant Detected in 99 percent of U.S. cases, C.D.C. Says
The highly infectious variant of Covid-19 has contributed to a rise in cases, hospitalizations and deaths in the United States.
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Contributor: Víctor Manuel Ramos
The highly infectious variant of Covid-19 has contributed to a rise in cases, hospitalizations and deaths in the United States.
View original article
Contributor: Víctor Manuel Ramos