Infectious Diseases
Immune-linked flu mutations tied to lower virus levels
An observational study of 75 hospitalized patients aged 41 to 95 linked older age to fewer of these viral mutations, especially above 75.An observational study of 75 hospitalized patients aged 41 to 95 linked older age to fewer of these viral mutations, especially above 75.
Cross-sectional study of 75 peopleMechanisms