Abstract
Avian influenza (H5N1) was first associated with human respiratory disease in Hong Kong in 1997. In 2004 the virus re-emerged among poultry and migratory birds in Asia and has spread into Europe and Africa, raising concerns that an H5 pandemic is imminent.
MeSH terms
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Africa / epidemiology
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Disease Outbreaks / legislation & jurisprudence
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Disease Outbreaks / prevention & control
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Europe / epidemiology
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Humans
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Influenza A Virus, H5N1 Subtype / immunology*
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Influenza Vaccines / standards*
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Influenza, Human / prevention & control*
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Vaccination / legislation & jurisprudence