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Swine flu
Since news of a deadly flu outbreak in Mexico City came to light health services around the world have been bracing themselves for a possible pandemic. But it's still unclear how dangerous this virus is.. or how far it may have spread. Our science reporter Matt McGrath investigates.
Last on
Tue 28 Apr 2009
22:41GMT
大象传媒 World Service Online
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- Tue 28 Apr 2009 04:41GMT大象传媒 World Service Online
- Tue 28 Apr 2009 22:41GMT大象传媒 World Service Online
大象传媒 World Service Archive
This programme was restored as part of the World Service archive project