New clues to the emergence of flu pandemics.
E C
EC
Claas
A D
AD
Osterhaus
D004196:Disease Outbreaks; D015707:HN Protein / Q000235:genetics*; D006801:Humans; D009980:Influenza A virus / Q000235:genetics / Q000472:pathogenicity*; D007251:Influenza, Human / Q000453:epidemiology*; D008954:Models, Biological
D015707:HN Protein