WEDNESDAY, Dec. 29, 2021 (HealthDay News) In an update that illustrates just how challenging it is to track the spread of a fast-moving virus, the U.S. Centers for Disease
WEDNESDAY, Dec. 29, 2021 (HealthDay News) In an update that illustrates just how challenging it is to track the spread of a fast-moving virus, the U.S. Centers for Disease
WEDNESDAY, Dec. 29, 2021 (HealthDay News) In an update that illustrates just how challenging it is to track the spread of a fast-moving virus, the U.S. Centers for Disease
Variant is now believed to account for roughly 59% of all COVID cases. That could mean that a significant number of hospitalizations in mid-December were driven by the delta variant.