sábado, 12 de agosto de 2017

Pandemic Basics | Pandemic Influenza (Flu) | CDC

Pandemic Basics | Pandemic Influenza (Flu) | CDC

Centers for Disease Control and Prevention. CDC twenty four seven. Saving Lives, Protecting People

Check Out CDC’s Pandemic Influenza Resources

An influenza pandemic is a global outbreak of a new influenza A virus that is very different from current and recently circulating human seasonal influenza A viruses. Pandemics happen when new (novel) influenza A viruses emerge which are able to infect people easily and spread from person to person in an efficient and sustained way.
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