Vietnamese cases suggest avian flu has been underestimated
Isolation of influenza H5N1 virus from faecal specimens of a 4-year-old boy in Vietnam has raised the possibility that the number of cases of avian influenza worldwide may have been underestimated, according to new research
Lancet Infection Diseases
(2004). Vietnamese cases suggest avian flu has been underestimated. Lancet Infection Diseases, 5(4), 200.
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