A genetic analysis of the avian flu virus responsible for at least nine human deaths in China portrays a virus evolving to adapt to human cells, raising concern about its potential to spark a new global flu pandemic.
A group of children who developed this crippling sleep disorder after receiving a jab to protect them against swine flu.
A group of children who developed this crippling sleep disorder after receiving a jab to protect them against swine flu.
){kind=link}
){kind=link}