Health officials urge vaccination against the highly contagious virus, which has caused 121 infections in the country this ...
The Centers for Disease Control and Prevention (CDC) is calling for action to increase U.S. measles immunization amid a rise ...
The mutation detected on the virus infecting a dairy farm worker in Texas has been recorded previously, the CDC said — and did not spark a major outbreak at that time. The change, in the PB2 ...