News

Colorized transmission electron micrograph of influenza A/H1N1 virus particles. The U.S. Department of Health and Human Services (HHS) and the National Institutes for Health (NIH) today announced the ...
The Department of Health and Human Services says it will require new vaccines to be tested against a placebo, which could ...
The researchers said that efficacy of nirsevimab seen in the controlled settings of a clinical trial may not fully reflect ...