Scientists are trying to figure out why the omicron variant is spreading so much faster than delta did. Early research provides a few possible reasons.
Scientists are trying to figure out why the omicron variant is spreading so much faster than delta did. Early research provides a few possible reasons.
Scientists are trying to figure out why the omicron variant is spreading so much faster than delta did. Early research provides a few possible reasons.
In late November, more than 110 people gathered at a crowded Christmas party at a restaurant in Oslo. Most of the guests were fully vaccinated. One had