Across 2,066 counties in 33 states with both pre- and post-pandemic vaccination data, the county-level mean MMR vaccination ...

Of the 2,066 counties the study looked at, 78% saw a decline in MMR vaccination rates. But rates can vary substantially ...

Gardner says that Hawaii stood out to her in the study because it experienced a significant drop in measles vaccine coverage; ...

Most U.S. counties have seen a decline in measles, mumps and rubella (MMR) vaccination rates over the last five years, according to a new report published Monday.

A new county-level dataset from Johns Hopkins University researchers reveals a national decline in the measles-mumps-rubella ...