The m“It’s probably more widespread than we think,” says Marc Lipsitch, PhD, a professor of epidemiology and director of the Center for Communicableutated strain of the coronavirus identified only recently in England is likely to have already spread throughout the United States, experts said Tuesday, even though it’s only been…

The mutated strain of the coronavirus identified only recently in England is likely to have already spread throughout the United States, experts said Tuesday, even though it’s only been officially detected in isolated pockets of a handful of states so far. …