BA.4/BA.5 will soon be dominant in the US. Here’s what that means

BA.4/BA.5 will soon be dominant in the US. Here’s what that means

Enlarge / A COVID-19 testing tent stands in Times Square on April 27, 2022, in New York City. Omicron coronavirus subvariants BA.4 and BA.5 are now accounting for an estimated 35 percent of US cases, according to the Centers for Disease Control and Prevention. The subvariants are on a course to reach dominance at a …

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