Using genomic tracing, researchers from Nigeria, the United States, Cameroon, Ethiopia, and Belgium estimate that the ...

The new vaccine is indicated for individuals who have been previously vaccinated with any COVID-19 vaccine and are 65 years or older, or 12 to 64 years of age with at least 1 underlying condition that ...

In 2022, Europe experienced the biggest diphtheria outbreak in the region in 70 years, and authors writing yesterday in the ...