The C.D.C. significantly lowers its estimate of Omicron’s prevalence nationwide. by BY SABRINA IMBLER AND EMILY ANTHES


Delta, not Omicron, was the dominant variant in the United States in the week ending Dec. 18, the C.D.C. said.

Published: December 28, 2021 at 09:06PM

from NYT Health https://ift.tt/32K6zRd