Single vaccine could protect against all coughs, colds and flus, researchers say
Single vaccine could protect against all coughs, colds and flus, researchers say
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Single vaccine could protect against all coughs, colds and flus, researchers say
A Stanford University team have tested their nasal spray vaccine in animals but still need to do human clinical trials.

A single nasal spray vaccine could protect against all coughs, colds and flus, as well as bacterial lung infections, and may even ease allergies, say US researchers.