Pennsylvania remains the US hot spot, accounting for nearly 30% of the country’s cases.
The measles vaccine is less effective when given to infants at 6 months, but likely still protective against severe complications
The Virginia Department of Health says there are now 55 Salmonella cases.
The University of Southern Denmark approved the hepatitis B vaccine trial in Guinea-Bissau earlier this month.
The state had not seen the disease in decades.
The highly contagious virus is tearing through unvaccinated communities across the US.
Subacute sclerosing panencephalitis is a rare, invariably fatal brain disease that can occur years after recovery from measles.
During surprise drills, facilities conducted symptom screening in 93% of cases but asked about exposure to avian flu in only 10%.
The 39-year-old woman had underlying health conditions, including a previous measles infection.
The US now has 4,080 confirmed cases, more than a quarter of which are in hard-hit Pennsylvania.
