Easily

In most cases, the chain of transmission ended with the infected child, but in 27.3 percent of households, children passed the virus on to at least one other resident.Updated Aug 16, 2021, 6:26 p.m. ETYoung people were most likely to bring…

In desperate times, there are many ways to stretch vaccines and speed up inoculation campaigns, according to experts who have done it.Splitting doses, delaying second shots, injecting into the skin instead of the muscle and employing roving…